The electronic configuration of an element C is 1s², 2s², 2p... — Chemistry | Mockzy

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The electronic configuration of an element C is 1s², 2s², 2p⁶. The formula of substance containing only C will be -

C₈

C₄

C₂

The most non-metallic element among the following is -

Which of the following is correct order of increasing bond strength -

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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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