MM
Mashaal Masha
Oct 20, 2022
Choose the correct options for the following questions.
Borax bead test is used to separate
Difficulty: Easy
A:
Metallic cations
B:
Metallic anions
C:
Non-metallic cations
D:
Non-metallic anions
Which element among the following forms a protective oxide coating on exposure to air?
Difficulty: Easy
A:
Nitrogen
B:
Aluminum
C:
Boron
D:
Lithium
Which one is not a type of Boric Acid?
Difficulty: Easy
A:
Orthoboric Acid
B:
Metaboric Acid
C:
Nanoboric acid
D:
Pyroboric acid
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