Which is weakest acid

Which is weakest acid

Options

(a) HI (b) HBr (c) HCl (d) HF

Correct Answer:

HF

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting […]

NO₂ is not obtained on heating

NO₂ is not obtained on heating

Options

(a) AgNO₃ (b) KNO₃ (c) Cu(NO₃)₂ (d) Pb(NO₃)₂

Correct Answer:

KNO₃

Explanation:

NO₂ is prepared by heating nitrates of heavy metals. 2pb(NO₃)₂ → 2pbO + 4NO₂ […]

Which of the following is a tribasic acid

Which of the following is a tribasic acid

Options

(a) hypophosphorous acid (b) phosphorous acid (c) Orthophosphoric acid (d) pyrophosphoric acid

Correct Answer:

Orthophosphoric acid

Explanation:

No explanation available. Be the first to […]

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