1
NEET 2021
MCQ (Single Correct Answer)
+4
-1
Change Language
In which one of the following arrangements the given sequence is not strictly according to the properties indicted against it?
A
CO2 < SiO2 < SnO2 < PbO2 : Increasing oxidizing order
B
HF < HCl < HBr < HI : Increasing acidic strength
C
H2O < H2S < H2Se < H2Te : Increasing pKa values
D
NH3 < PH3 < AsH3 < SbH3 : Increasing acidic character
2
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following is not correct about carbon monoxide?
A
It reduces oxygen carrying ability of blood.
B
The carboxyhemoglobin (haemoglobin bound to CO) is less stable than oxyhaemoglobin.
C
It produced due to incomplete combustion.
D
It forms carboxyhaemoglobin.
3
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
Match the following and identify the correct option.
(A) CO(g) + H2(g) (i) Mg(HCO3)2 + Ca(HCO3)2
(B) Temporary hardness of water (ii) An electron deficient hydride
(C) B2H6 (iii) Synthesis gas
(D) H2O2 (iv) Non-planar structure
A
(A) (B) (C) (D)
(iii) (ii) (i) (iv)
B
(A) (B) (C) (D)
(iii) (iv) (ii) (i)
C
(A) (B) (C) (D)
(i) (iii) (ii) (iv)
D
(A) (B) (C) (D)
(iii) (i) (ii) (iv)
4
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
Identify the correct statements from the following :
(A) CO2(g) is used as refrigerant for ice-cream and frozen food.
(B) The structure of C60 contains twelve six-carbon rings and twenty five carbon rings.
(C) ZSM-5, a type of zeolite, is used to convert alcohols into gasoline.
(D) CO is colourless and odourless gas.
A
(A) and (C) only
B
(B) and (C) only
C
(C) and (D) only
D
(A), (B) and (C) only
NEET Subjects
EXAM MAP