<?xml version="1.0"?><?xml-stylesheet type="text/xsl" href="../4_X02.xsl"?><ownershipDocument>    <schemaVersion>X0303</schemaVersion>    <documentType>4</documentType>    <periodOfReport>2010-05-26</periodOfReport>    <notSubjectToSection16>0</notSubjectToSection16>    <issuer>        <issuerCik>0001335793</issuerCik>        <issuerName>CNX Gas Corp</issuerName>        <issuerTradingSymbol>CXG</issuerTradingSymbol>    </issuer>    <reportingOwner>        <reportingOwnerId>            <rptOwnerCik>0001288995</rptOwnerCik>            <rptOwnerName>DEIULIIS N J</rptOwnerName>        </reportingOwnerId>        <reportingOwnerAddress>            <rptOwnerStreet1>1000 CONSOL ENERGY DRIVE</rptOwnerStreet1>            <rptOwnerStreet2></rptOwnerStreet2>            <rptOwnerCity>CANONSBURG</rptOwnerCity>            <rptOwnerState>PA</rptOwnerState>            <rptOwnerZipCode>15317</rptOwnerZipCode>            <rptOwnerStateDescription></rptOwnerStateDescription>        </reportingOwnerAddress>        <reportingOwnerRelationship>            <isDirector>0</isDirector>            <isOfficer>1</isOfficer>            <isTenPercentOwner>0</isTenPercentOwner>            <isOther>0</isOther>            <officerTitle>President and Chief Oper. Off.</officerTitle>        </reportingOwnerRelationship>    </reportingOwner>    <nonDerivativeTable>        <nonDerivativeTransaction>            <securityTitle>                <value>Common shares, $0.01 par value per share</value>            </securityTitle>            <transactionDate>                <value>2010-05-26</value>            </transactionDate>            <transactionCoding>                <transactionFormType>4</transactionFormType>                <transactionCode>S</transactionCode>                <equitySwapInvolved>0</equitySwapInvolved>            </transactionCoding>            <transactionAmounts>                <transactionShares>                    <value>6000</value>                    <footnoteId id="F1"/>                </transactionShares>                <transactionPricePerShare>                    <value>38.25</value>                </transactionPricePerShare>                <transactionAcquiredDisposedCode>                    <value>D</value>                </transactionAcquiredDisposedCode>            </transactionAmounts>            <postTransactionAmounts>                <sharesOwnedFollowingTransaction>                    <value>0</value>                </sharesOwnedFollowingTransaction>            </postTransactionAmounts>            <ownershipNature>                <directOrIndirectOwnership>                    <value>D</value>                </directOrIndirectOwnership>            </ownershipNature>        </nonDerivativeTransaction>    </nonDerivativeTable>    <derivativeTable>        <derivativeTransaction>            <securityTitle>                <value>Stock Option (Right to Buy)</value>            </securityTitle>            <conversionOrExercisePrice>                <value>16</value>            </conversionOrExercisePrice>            <transactionDate>                <value>2010-05-26</value>            </transactionDate>            <transactionCoding>                <transactionFormType>4</transactionFormType>                <transactionCode>D</transactionCode>                <equitySwapInvolved>0</equitySwapInvolved>            </transactionCoding>            <transactionAmounts>                <transactionShares>                    <value>281481</value>                    <footnoteId id="F2"/>                </transactionShares>                <transactionPricePerShare>                    <value>22.25</value>                    <footnoteId id="F2"/>                </transactionPricePerShare>                <transactionAcquiredDisposedCode>                    <value>D</value>                </transactionAcquiredDisposedCode>            </transactionAmounts>            <exerciseDate>                <footnoteId id="F3"/>            </exerciseDate>            <expirationDate>                <value>2015-08-08</value>            </expirationDate>            <underlyingSecurity>                <underlyingSecurityTitle>                    <value>Common shares, $0.01 par value per share</value>                </underlyingSecurityTitle>                <underlyingSecurityShares>                    <value>281481</value>                    <footnoteId id="F2"/>                </underlyingSecurityShares>            </underlyingSecurity>            <postTransactionAmounts>                <sharesOwnedFollowingTransaction>                    <value>0</value>                </sharesOwnedFollowingTransaction>            </postTransactionAmounts>            <ownershipNature>                <directOrIndirectOwnership>                    <value>D</value>                </directOrIndirectOwnership>            </ownershipNature>        </derivativeTransaction>        <derivativeTransaction>            <securityTitle>                <value>Stock Option (Right to Buy)</value>            </securityTitle>            <conversionOrExercisePrice>                <value>28.5</value>            </conversionOrExercisePrice>            <transactionDate>                <value>2010-05-26</value>            </transactionDate>            <transactionCoding>                <transactionFormType>4</transactionFormType>                <transactionCode>D</transactionCode>                <equitySwapInvolved>0</equitySwapInvolved>            </transactionCoding>            <transactionAmounts>                <transactionShares>                    <value>162768</value>                    <footnoteId id="F2"/>                </transactionShares>                <transactionPricePerShare>                    <value>9.75</value>                    <footnoteId id="F2"/>                </transactionPricePerShare>                <transactionAcquiredDisposedCode>                    <value>D</value>                </transactionAcquiredDisposedCode>            </transactionAmounts>            <exerciseDate>                <footnoteId id="F4"/>            </exerciseDate>            <expirationDate>                <value>2016-04-28</value>            </expirationDate>            <underlyingSecurity>                <underlyingSecurityTitle>                    <value>Common shares, $0.01 par value per share</value>                </underlyingSecurityTitle>                <underlyingSecurityShares>                    <value>162768</value>                    <footnoteId id="F2"/>                </underlyingSecurityShares>            </underlyingSecurity>            <postTransactionAmounts>                <sharesOwnedFollowingTransaction>                    <value>0</value>                </sharesOwnedFollowingTransaction>            </postTransactionAmounts>            <ownershipNature>                <directOrIndirectOwnership>                    <value>D</value>                </directOrIndirectOwnership>            </ownershipNature>        </derivativeTransaction>    </derivativeTable>    <footnotes>        <footnote id="F1">These shares were tendered to CONSOL Energy Inc. (&quot;CONSOL&quot;), the parent company of CNX Gas Corporation (the &quot;Issuer&quot;), pursuant to CONSOL's offer to purchase all of the outstanding shares of the Issuer at a cash purchase price of $38.25 per share, pursuant to the terms and conditions set forth in the Offer to Purchase, dated April 28, 2010 (as amended and supplemented, the &quot;Offer to Purchase&quot;) and in the related letter of transmittal (which, together with any amendments or supplements thereto, collectively constitute the &quot;Tender Offer&quot;).</footnote>        <footnote id="F2">The shares underlying each of these options, which were vested in full at the closing of the Tender Offer, were cancelled in connection with the Tender Offer in exchange for the right to receive a cash payment equal to the number of shares of Issuer common stock underlying each such option multiplied by the product of $38.25 minus the exercise price per share of such option.</footnote>        <footnote id="F3">The cancelled option vested in full on August 8, 2009.</footnote>        <footnote id="F4">The cancelled option vested in full on April 28, 2009.</footnote>    </footnotes>    <ownerSignature>        <signatureName>/s/ Nicholas J. DeIuliis by Stephanie Gill, his attorney-in-fact</signatureName>        <signatureDate>2010-05-28</signatureDate>    </ownerSignature></ownershipDocument>
