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Why reactivity of Al decreases when …

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Why reactivity of Al decreases when it is dipped in HNO3

    • Posted by Aseem Mahajan 6 years, 1 month ago

    CBSE > Class 10 > Science
    • 82 answers

    Aseem Mahajan 6 years, 1 month ago

    Thanks bye?

    0Thank You

    Aseem Mahajan 6 years, 1 month ago

    Accha bye kisi n to baat ki?

    0Thank You

    Aadya Singh 6 years, 1 month ago

    Pta h..but bahut time lagta h tag use kar k likhne me..isliye aise hi likh diya?????ab finally..bye ??

    2Thank You

    Aseem Mahajan 6 years, 1 month ago

    Accha bye see ya .... solve krra hu

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    Aap x^2 ki jagah sup tag use kr sakti ho??

    1Thank You

    Aadya Singh 6 years, 1 month ago

    Ab solve kar lo uske aage...mai ja rhi bye..baad me aaungi ??????

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    Accha ... smart ans aadu ??????

    1Thank You

    Aadya Singh 6 years, 1 month ago

    Given - SinA = 1/3x ..now,by squaring on both sides, we get, Sin^2A = 1/9x^2 => 1/x^2 = 9sin^2A ..
    tan A = x/3 => tan^2A = x^2/9 => x^2 = 9tan^2A ...ab x^2 and 1/x^2 ki value rakh k solve kar do..?

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    ... .

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    . ..

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    Batai???

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    Kese ?

    1Thank You

    Aadya Singh 6 years, 1 month ago

    Mai batau..kaise kiya maine?

    3Thank You

    Aseem Mahajan 6 years, 1 month ago

    ..n . ......

    0Thank You

    Aseem Mahajan 6 years, 1 month ago

    . .. .

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    Aseem Mahajan 6 years, 1 month ago

    .. . .. . .

    0Thank You

    Aseem Mahajan 6 years, 1 month ago

    SinA/tanA yani sinA/sinA ×cosA = cosA

    0Thank You

    Aseem Mahajan 6 years, 1 month ago

    Are ???

    0Thank You

    Aseem Mahajan 6 years, 1 month ago

    ... . . .

    0Thank You

    Aadya Singh 6 years, 1 month ago

    Mera utna nhi aa rha..? 9tan^2A sin^2A ..aa rha h ????

    2Thank You

    Aseem Mahajan 6 years, 1 month ago

    Ohh ... to ye batado mera sahi hai ya nhi.... mene sinA ko tanA se divide krke cosA nikala fir usme 1/x² ko cosA put kr diya ... but mujhe answer galat lagra hai??? kyuki 3 baar nikla??

    0Thank You

    Sahil Singh 6 years, 1 month ago

    ????

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    Aadya Singh 6 years, 1 month ago

    Na..aa rha..

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    . .

    0Thank You

    Aseem Mahajan 6 years, 1 month ago

    ...... ..

    0Thank You

    Aseem Mahajan 6 years, 1 month ago

    Hua solve?

    0Thank You

    Aseem Mahajan 6 years, 1 month ago

    .......

    0Thank You

    Aseem Mahajan 6 years, 1 month ago

    Yrr sst?????????

    0Thank You

    Aseem Mahajan 6 years, 1 month ago

    Haan ek din mai yaad ho hi nhi sakti ocean jirni badi sst???

    0Thank You

    Aadya Singh 6 years, 1 month ago

    Ha..hogi...????

    1Thank You

    Aadya Singh 6 years, 1 month ago

    Oh..mat padho ???

    2Thank You

    Aseem Mahajan 6 years, 1 month ago

    Lekin mai kuch ni pdunga

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    Practice

    1Thank You

    Aadya Singh 6 years, 1 month ago

    Oh...kal vaise kyu paper h..?? ??

    1Thank You

    Sahil Singh 6 years, 1 month ago

    Aara phela deakha toh lo mane kya pucha ha

    0Thank You

    Aseem Mahajan 6 years, 1 month ago

    Accha sath sath krlo araam se dheere dheere no prob

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    15 ko admit card milenge shayad tb ... kl to paper h sst ka school mai

    1Thank You

    Aadya Singh 6 years, 1 month ago

    Dekhti hu solve karke ruko...abhi pen nhi h mere pas...lani padegi ?????

    1Thank You

    Aadya Singh 6 years, 1 month ago

    Oh...to kbb bnd hoga ??exam k ek din pehle kya..?? ???????

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    Btw mera uper wala ques thik hai?

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    Aur jana majburi

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    Mera abhi bhi hai

    1Thank You

    Aadya Singh 6 years, 1 month ago

    Ha..bnd ho gya..

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    15 din? Aapke school band?

    1Thank You

    Aadya Singh 6 years, 1 month ago

    Oh..

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    Nhi live class mai thi shruti

    1Thank You

    Aadya Singh 6 years, 1 month ago

    Itni jaldi ho jaegi ?????abhi 15 din h ????

    2Thank You

    Aseem Mahajan 6 years, 1 month ago

    ...

    0Thank You

    Aadya Singh 6 years, 1 month ago

    Kaun si..?? ?shruti gupta..

    1Thank You

    Sahil Singh 6 years, 1 month ago

    Exam ki preparation hogi

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    Accha to wo shruti aap nhi...

    1Thank You

    Sahil Singh 6 years, 1 month ago

    Mst..

    1Thank You

    Aadya Singh 6 years, 1 month ago

    Nhi...

    1Thank You

    Aadya Singh 6 years, 1 month ago

    Good..and u..?? ?

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    Aap live classes pdti ho topper app maim

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    Na , bhejlo ...kisi ko prob nhi hogi hogi to ignore them

    1Thank You

    Sahil Singh 6 years, 1 month ago

    How are you

    1Thank You

    Aadya Singh 6 years, 1 month ago

    Hii?

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    ..

    0Thank You

    Sahil Singh 6 years, 1 month ago

    Hey

    1Thank You

    Aadya Singh 6 years, 1 month ago

    Oh ?..mai vo wali emoji bhejti hu to sbko problem bhi hoti h...aur na bheju to sbb bolte h kya hua..????

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    Haan .... lekin aap reality mai khush hooo to zada accha hai...

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    Ab thik laga?

    1Thank You

    Aadya Singh 6 years, 1 month ago

    Ab khush...dekh liya na..?? ???

    2Thank You

    Aadya Singh 6 years, 1 month ago

    Lo dekh lo ????

    2Thank You

    Aseem Mahajan 6 years, 1 month ago

    Happy raha kro humesha

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    Aap abhi tk nhi hasi... fake smile hi sahi but dikhao to

    1Thank You

    Aadya Singh 6 years, 1 month ago

    Mai to khush hu..meko kya hoga..??? ??

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    Aadu aap khush kyu ni ho?

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    .

    0Thank You

    Aseem Mahajan 6 years, 1 month ago

    Merese koi baat ni krra kl se koi????

    0Thank You

    Aadya Singh 6 years, 1 month ago

    Suhu...bas hi and bye bolne k liye aati ho ??

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    Arre suhu aap aese aati ho kyu jari ho?

    0Thank You

    Aseem Mahajan 6 years, 1 month ago

    ....

    0Thank You

    ♛ ❝Ѕυнαɴα❞ ♛ 6 years, 1 month ago

    Bye..?

    1Thank You

    ♛ ❝Ѕυнαɴα❞ ♛ 6 years, 1 month ago

    Happy promise day..?

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    Hi suhu happy promise day..

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    Aap khush nhi?

    1Thank You

    ♛ ❝Ѕυнαɴα❞ ♛ 6 years, 1 month ago

    ???hi

    1Thank You

    Aadya Singh 6 years, 1 month ago

    Wlcm..and same 2 u..

    1Thank You

    Aseem Mahajan 6 years, 1 month ago

    Happy promise day n thanks

    1Thank You

    Aadya Singh 6 years, 1 month ago

    When aluminum is dipped in nitric acid, a layer of aluminum oxide is on the metal. This layer prevents further reaction of aluminum. Due to this, the reactivity of aluminum decreases..

    2Thank You

    ANSWER
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