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Chemistry Class 12 Chapter 2
S-Block Elements
Test 6
1.
Rock salt is the mineral of?
Magnesium
Calcium
Sodium
None of these
2.
s- block elements form ionic compound and show oxidation state?
+1
-1
+2
-2
3.
Stable complex compounds are formed by?
Lithium
Calcium
Magnesium
Sodium
4.
Mineral of magnesium is?
Gypsum
Borax
Magnesite
None of these
5.
The elements of IIA group are called?
Metalloids
Non-metals
Alkaline earth metals
Alkali metals
6.
Lithium produces, when burnt in air?
Oxy oxides
Per oxides
Super oxides
Normal oxides
7.
Mineral of barium is?
Asbestos
Barite
Dolomite
Borax
8.
Artificially prepared metal is?
Calcium
Barium
Francium
Rubidium
9.
Lithium has characteristics?
Complex compound
Covalent bonded
Much harder
All of these
10.
The elements of IA and IIA groups are?
Less reactive
Most reactive
Rare metals
Inert metals
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