NEET 2019 | p-Block Elements Question 26 | Chemistry

NEET 2019

MCQ (Single Correct Answer)

-1

Which is the correct thermal stability order for H₂E (E = O, S, Se, Te and Po)?

H₂Po < H₂Te < H₂Se < H₂S < H₂O

H₂Se < H₂Te < H₂Po < H₂O < H₂S

H₂S < H₂O < H₂Se < H₂Te < H₂Po

H₂O < H₂S < H₂Se < H₂Te < H₂Po

NEET 2019

MCQ (Single Correct Answer)

-1

Which of the following species is not stable?

[Sn(OH)₆]^2-

[SiCl₆]^2–

[SiF₆]^2–

[GeCl₆]^2–

NEET 2019

MCQ (Single Correct Answer)

-1

Which of the following is incorrect statement?

GeX₄(X = F, Cl, Br, I) is more stable than GeX₂

SnF₄ is ionic in nature

PbF₄ is covalent in nature

SiCl₄ is easily hydrolysed

NEET 2019

MCQ (Single Correct Answer)

-1

Match the following :

(a) Pure nitrogen	(i) Chlorine
(b) Haber process	(ii) Sulphuric acid
(c) Contact process	(iii) Ammonia
(d) Deacon’s process	(iv) Sodium azide or Barium azide

Which of the following is the correct option?

(a)	(b)	(c)	(d)
(iii)	(iv)	(ii)	(i)

(a)	(b)	(c)	(d)
(iv)	(iii)	(ii)	(i)

(a)	(b)	(c)	(d)
(i)	(ii)	(iii)	(iv)

(a)	(b)	(c)	(d)
(ii)	(iv)	(i)	(iii)

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