1
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
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
(a) (b) (c) (d)
(iii) (iv) (ii) (i)
B
(a) (b) (c) (d)
(iv) (iii) (ii) (i)
C
(a) (b) (c) (d)
(i) (ii) (iii) (iv)
D
(a) (b) (c) (d)
(ii) (iv) (i) (iii)
2
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
Match the Xenon compounds in Column-I with its structure in Column-II and assign the correct code : NEET 2019 Chemistry - p-Block Elements Question 28 English
A
(a) (b) (c) (d)
(ii) (iii) (i) (iv)
B
(a) (b) (c) (d)
(iii) (iv) (i) (ii)
C
(a) (b) (c) (d)
(i) (ii) (iii) (iv)
D
(a) (b) (c) (d)
(ii) (iii) (iv) (i)
3
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following species is not stable?
A
[Sn(OH)6]2-
B
[SiCl6]2–
C
[SiF6]2–
D
[GeCl6]2–
4
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
For the chemical reaction
N2(g) + 3H2(g) ⇌ 2NH3(g)
the correct option is :
A
$$ - {{d\left[ {{N_2}} \right]} \over {dt}} = 2{{d\left[ {N{H_3}} \right]} \over {dt}}$$
B
$$ - {{d\left[ {{N_2}} \right]} \over {dt}} = {1 \over 2}{{d\left[ {N{H_3}} \right]} \over {dt}}$$
C
$$3{{d\left[ {{H_2}} \right]} \over {dt}} = 2{{d\left[ {N{H_3}} \right]} \over {dt}}$$
D
$$ - {1 \over 3}{{d\left[ {{H_2}} \right]} \over {dt}} = -{1 \over 2}{{d\left[ {N{H_3}} \right]} \over {dt}}$$