NEET-UG SERIES Chemistry
Group 1 Elements
22 previous year questions.
Volume: 22 Ques
Yield: High
High-Yield Trend
1
2023 1
2022 1
2021 1
2020 2
2019 2
2018 1
2017 1
2016 2
2015 1
2011 1
2010 1
2008 1
2006 1
1997 1
1995 Chapter Questions 22 MCQs
01
PYQ 1988
medium
chemistry ID: neet-ug-
Bleaching powder is obtained by the action of chlorine gas and
1
dilute solution of
2
concentrated solution of
3
dry CaO
4
dry slaked lime
02
PYQ 1990
medium
chemistry ID: neet-ug-
Compared with the alkaline earth metals, the alkali metals exhibit
1
smaller ionic radii
2
higher boiling points
3
greater hardness
4
lower ionisation energies
03
PYQ 1994
medium
chemistry ID: neet-ug-
Among the following, the one which is most basic is
1
ZnO
2
MgO
3
4
04
PYQ 1994
medium
chemistry ID: neet-ug-
Which of the following is known as fusion mixture?
1
Mixture of
2
3
Mixture of
4
05
PYQ 1995
medium
chemistry ID: neet-ug-
Sodium is made by the electrolysis of a molten mixture of about 40% NaCl and 60% because
1
can reduce NaCl to Na
2
can displace Na from NaCl
3
helps in conduction of electricity
4
this mixture has a lower melting point than NaCl
06
PYQ 1997
medium
chemistry ID: neet-ug-
Calcium is obtained by the
1
roasting of limestone
2
electrolysis of solution of calcium chloride in
3
electrolysis of molten anhydrous calcium chloride
4
reduction of calcium chloride with carbon
07
PYQ 2006
medium
chemistry ID: neet-ug-
The correct order of the mobility of the alkali metal ions in aqueous solution is
1
2
3
4
08
PYQ 2008
medium
chemistry ID: neet-ug-
Equimolar solutions of the following were prepared in water separately. Which one of the solutions will record the highest pH ?
1
2
3
4
09
PYQ 2010
medium
chemistry ID: neet-ug-
The compound A on heating gives a colourless gas and a residue that is dissolved in water to obtain B. Excess of is bubbled through aqueous solution of B, C is formed which is recovered in the solid form. Solid C on gentle heating gives back A. The compound A is -
1
2
3
4
10
PYQ 2011
medium
chemistry ID: neet-ug-
Which one of the following is present as an active ingredient in bleaching powder for bleaching action?
1
2
3
4
11
PYQ 2015
medium
chemistry ID: neet-ug-
of a magnesium carbonate sample decomposes on heating to give carbon dioxide and magnesium oxide. What will be the percentage purity of magnesium carbonate in the sample ?
1
60
2
84
3
75
4
96
12
PYQ 2015
medium
chemistry ID: neet-ug-
On heating which of the following releases most easily ?
1
2
3
4
13
PYQ 2016
medium
chemistry ID: neet-ug-
Which of the following statements is not correct?
1
Be and Mg give characteristic colour to the flame.
2
Be and Mg have high ionisation energy
3
Sulphates of Be and Mg are readily soluble in water.
4
All are correct
14
PYQ 2017
medium
chemistry ID: neet-ug-
Ionic mobility of which of the following alkali metal ions is lowest when aqueous solution of their salts are put under an electric field ?
1
K
2
Rb
3
Li
4
Na
15
PYQ 2018
medium
chemistry ID: neet-ug-
Magnesium reacts with an element to form an ionic compound. If the ground state electronic configuration of is , the simplest formula for this compound is
1
2
3
4
16
PYQ 2018
medium
chemistry ID: neet-ug-
Which of the following oxides is most acidic in nature ?
1
BeO
2
MgO
3
CaO
4
BaO
17
PYQ 2019
medium
chemistry ID: neet-ug-
Which of the following is an amphoteric hydroxide ?
1
2
3
4
18
PYQ 2019
easy
chemistry ID: neet-ug-
Enzymes that utilize ATP in phosphate transfer require an alkaline earth metal (M) as the cofactor. M is:
1
Ca
2
Sr
3
Be
4
Mg
19
PYQ 2020
medium
chemistry ID: neet-ug-
HCl was passed through a solution of , and . Which of the following compound(s) crystallise(s)?
1
Both and
2
Only
3
Only
4
, and
20
PYQ 2021
medium
chemistry ID: neet-ug-
Among the following alkaline earth metal halides, one which is covalent and soluble in organic solvents is
1
Beryllium chloride
2
Calcium chloride
3
Strontium chloride
4
Magnesium chloride
21
PYQ 2022
medium
chemistry ID: neet-ug-
Match List-I with List-II.
| List - I | List - II | ||
| (a) | Li | (i) | Absorbent for carbon dioxide |
| (b) | Na | (ii) | Electrochemical cells |
| (c) | KOH | (iii) | Coolant in fast breeder reactors |
| (d) | Cs | (iv) | Photoelectric cell |
Choose the correct answer from the options given below:
1
(a)-(iv), (b)-(i), (c)-(iii), (d)-(ii)
2
(a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)
3
(a)-(i), (b)-(iii), (c)-(iv), (d)-(ii)
4
(a)-(ii), (b)-(iii), (c)-(i), (d)-(iv)
22
PYQ 2023
easy
chemistry ID: neet-ug-
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R:
Assertion A: Metallic sodium dissolved in liquid ammonia giving a deep blue solution which is paramagnetic.
Reasons R: The deep blue solution to the formation of amide.
In the light of the above statements, the correct answer from the options below:
Assertion A: Metallic sodium dissolved in liquid ammonia giving a deep blue solution which is paramagnetic.
Reasons R: The deep blue solution to the formation of amide.
In the light of the above statements, the correct answer from the options below:
1
Both A and R are true but R is the correct explanation of A.
2
A is true but R is false.
3
A is false but R is true.
4
Both A and R are true and R is the correct explanation of A.