Chemistry
IX
MCQs [Chapter# 09]
i.
Which of the following is
not feature of Acids?
a. They
have sour taste
b. Aqueous
acids can conduct electricity
c. They
react with bases to form salt and water
d. They
change the color of red litmus paper to blue
ii.
When acids react with
metal, it happens:
a. Hydrogen
gas produces
b. Oxygen
gas produces
c. Chlorine
gas produces
d. Depend
on reaction
iii.
Which of the following is
not feature of Bases?
a. They have
bitter taste
b. Aqueous
bases can conduct electricity
c. They
react with bases to form salt and water
d. They
change the color of blue litmus paper to red
iv.
According to Bronsted
Lowry:
a. Acids
can donate protons
b. Acids
can accept pair of electrons
c. Acids
yields H+ ion when dissolve in
aqueous solution
d. All
of the above
v.
Neutralization is example
of:
a. Double
displacement reaction
b. Exothermic
reaction
c. Endothermic
reaction
d. Both
a and b
vi.
Salts having ‘H’ are:
a. Acidic
salts
b. Basic
salts
c. Neutral
salts
d. Normal
salts
vii.
In Castner Kellner cell,
the anode is made up of:
a. Titanium
b. Graphite
c. Mercury
d. Brine
viii.
Following are the
advantages of Castner Kellner cell except:
a. Efficient
process
b. NaOH
is obtained in separate chamber
c. Pure
NaOH is obtained
d. High
consumption of electricity
ix.
Brine is actually solution
of:
a. Sodium
chloride
b. Sodium
bromide
c. Sodium
iodide
d. Sodium
fluoride
x.
Sodium carbonate is used
in:
a. Fire
extinguishers
b. Ceramics
industries
c. Medicine
d. All
of the above
xi.
Oil of vitriol is:
a. CuSO4
b. H2SO4
c. H3PO4
d. HNO3
xii.
Epsom salt is common name
of:
a. Magnesium
sulphate
b. Calcium
sulphate
c. Ammonium
sulphate
d. None
of these
xiii.
Alum is used in:
a. Sizing
of paper
b. Medicines
c. Purifying
water
d. All
of these
No comments:
Post a Comment