Which of the following is correct statement ? — Chemistry | Mockzy

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Which of the following is correct statement ?

SO₂ is anhydride of sulphuric acid

NO₂ is anhydride of nitric acid

Cl₂O₇ is anhydride of perchloric acid

N₂O is anhydride of nitrous acid

Density of sodium and potassium follows the order -

Strongest reducing agent among the following is -

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(A), (B) and (C) are elements in the second short period. Oxide of (A) is ionic, that of (B) is amph

The basic character of MgO, SrO, K₂O and NiO increases in the order -

Arrange into the order of increasing basicity (NO₂, K₂O, ZnO) -

Arrange the following hydrides in their increasing acid strength [CH₄, H₂S, PH₃ and SiH₄] -

Consider the M(OH)₃ formed by all the group 13 elements. The correct sequence of acidic strength of

The correct order regarding the electro-negativity of hybrid orbitals of carbon is ?

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