Chemistry MCQS for Class 10
All acids turn blue litmus.
White
Red
Pinck
Blue
The value of constant of ionic product of water Kw at 25 C.
1.0 x 10-4
1.0 x 10-4
1.0 x 104
1.0 x 1014
Which is used to remove the grease stains from clothes?
NH4OH
KOH
Al(OH)3
NaOH
Dilute acids react with carbonates to produce the given products except.
Salt
Carbon dioxide
Hydrogen
Water
Which acid is used an electrolyte in lead storage battery?
H2SO4
HNO3
CH3COOH
HCl
The color of Fe(OH)2 ppt is.
Muddy green
Blue
Brown
White
Methyl orange produces which colour in basic solution
White
Red
Pink
Yellow
According to Lewis concept, acid is a substance which.
Can donate an electron pair
Can accept protone
Can donate protons
Can accept electron pair
The water of crystallization is responsible for the.
Transition point of crystals
Melting points of crystals
Shapes of crystals
Boiling points of crystals
pH value normally varies from.
0-14
14-Jul
14-Oct
14-Jan
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