KCET SERIES Chemistry
Group 1 Elements
10 previous year questions.
Volume: 10 Ques
Yield: Medium
High-Yield Trend
1
2018 1
2017 1
2014 1
2009 2
2006 1
2002 2
2001 1
2000 Chapter Questions 10 MCQs
01
PYQ 2000
medium
chemistry ID: kcet-200
On heating sodium metal in a current of dry ammonia,the compound formed is
1
Sodium amide
2
Sodium azide
3
Sodium nitride
4
Sodium hydride
02
PYQ 2001
medium
chemistry ID: kcet-200
Which one of the following metallic hydroxides does not dissolve in sodium hydroxide solution ?
1
2
3
4
03
PYQ 2001
medium
chemistry ID: kcet-200
Excess of ions in human system causes
1
Diabetes
2
Anaemia
3
Low blood pressure
4
High blood pressure
04
PYQ 2002
medium
chemistry ID: kcet-200
Smallest among these species is
1
Hydrogen
2
Helium
3
Lithium
4
Lithium ion
05
PYQ 2006
medium
chemistry ID: kcet-200
Among the alkali metals cesium is the most reactive because
1
its incomplete shell is nearest to the nucleus
2
it has a single electron in the valence shell
3
it is the heaviest alkali metal
4
the outermost electron is more loosely bound than the outermost electron of the
other alkali metals.
06
PYQ 2006
medium
chemistry ID: kcet-200
Liquor ammonia bottles are opened only after cooling. This is because
1
it is a mild explosive
2
it is a corrosive liquid
3
it is a lachrymatory
4
it generates high vapour pressure
07
PYQ 2009
easy
chemistry ID: kcet-200
The characteristic not related to alkali metal is
1
low melting point
2
low electronegativity
3
high ionisation energy
4
their ions are isoelectronic with noble gases
08
PYQ 2014
medium
chemistry ID: kcet-201
A metallic oxide reacts with water to form its hydroxide, hydrogen peroxide and also liberates oxygen. The metallic oxide could be
1
2
3
4
09
PYQ 2017
medium
chemistry ID: kcet-201
Plaster of Paris is represented as
1
2
3
4
10
PYQ 2018
medium
chemistry ID: kcet-201
Dead burnt plaster is
1
2
3
4