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Subject: Chemistry, asked on 16/3/20

Q28.
Ans:A
Help asap

Subject: Chemistry, asked on 3/2/20

Q32.
Ans:A.
Help asap!

Subject: Chemistry, asked on 3/1/20

Ques in pic. How C sho?!?

Subject: Chemistry, asked on 30/12/19

Explain the preparation , properties and uses of hydrogen peroxide H2O2

Subject: Chemistry, asked on 29/12/19

Explain the preparation, properties and uses of calcium carbonate CaCO3 ?

Subject: Chemistry, asked on 24/12/19

Q6.
Ans:BD.
Show rkn

Subject: Chemistry, asked on 18/12/19

Q56. In pic.
Getting 4?!?

Subject: Chemistry, asked on 15/12/19

Q25.
Ans:B
Show corresponding reactions

Subject: Chemistry, asked on 28/11/19

Elements of grp1 and2

Subject: Chemistry, asked on 19/11/19

Q30.
Ans:B. Why not A?

Subject: Chemistry, asked on 6/9/19

Help me by answering the question

Subject: Chemistry, asked on 5/9/19

Q6.
Ans: D.
Show mechanism

Subject: Chemistry, asked on 21/8/19

Give reasons for question

Subject: Chemistry, asked on 6/7/19

Q85.
Ans:5
Getting 6: 1,2,3,6,7,9
85. Number of compounds which can evolve H2 on reaction with Na metal.

Subject: Chemistry, asked on 2/7/19

Ques in pic.
Ans:C.
Why not A

Reaction A + 2B + C → product, follows the rate law : -dCdt= k [A]2
False statement regarding the above reaction is:
(A) On doubling the conc. of B and C the rate of the reaction remains unaffected
(B) Reducing the conc. of A to half, the rate becomes one-fourth
(C) Half life period of the reaction depends upon the conc. of B
(D) Half life period of the reaction is inversely proportional to the first power conc. of A

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