NEET 2017 | p-Block Elements Question 33 | Chemistry

NEET 2017

MCQ (Single Correct Answer)

-1

It is because of inability of ns² electrons of the valence shell to participate in bonding that

Sn²⁺ is oxidising while Pb⁴⁺ is reducing

Sn²⁺ and Pb²⁺ are both oxidising and reducing

Sn⁴⁺ is reducing while Pb⁴⁺ is oxidising

Sn²⁺ is reducing while Pb⁴⁺ is oxidising

NEET 2016 Phase 2

MCQ (Single Correct Answer)

-1

Boric acid is an acid because its molecule

contains replaceable H⁺ ion

gives up a proton

accepts OH^$$-$$ from water releasing proton

combines with proton from water molecule.

NEET 2016 Phase 2

MCQ (Single Correct Answer)

-1

AlF₃ is soluble in HF only in presence of KF. It is due to the formation of

K₃[AlF₃H₃]

K₃[AlF₆]

AlH₃

K[AlF₃H]

NEET 2016 Phase 1

MCQ (Single Correct Answer)

-1

Match the compounds given in column I with the hybridisation and shape given in column II and mark the correct option

(A) $$ \to $$ (iv); (B) $$ \to $$ (iii); (C) $$ \to $$ (i); (D) $$ \to $$ (ii)

(A) $$ \to $$ (iv); (B) $$ \to $$ (i); (C) $$ \to $$ (ii); (D) $$ \to $$ (iii)

(A) $$ \to $$ (i); (B) $$ \to $$ (iii); (C) $$ \to $$ (iv); (D) $$ \to $$ (ii)

(A) $$ \to $$ (i); (B) $$ \to $$ (ii); (C) $$ \to $$ (iv); (D) $$ \to $$ (iii)

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