Which of the following pair of elements belongs to the same ... — Chemistry | Mockzy

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Which of the following pair of elements belongs to the same period?

Mg and Sb

Ca and Zn

Na and Ca

Ca and Cl

Match List-I with List-II. List-I (A) Most electronegative element (B) The eleme

Which of the following electronic configuration of an atom has the lowest ioniza

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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 -

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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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