Forwarded from Himanshi Singh lets learn
↘Tyndall effect confirms the
Anonymous Quiz
10%
(a) gravity effect on the sol. particles
58%
(b) light scattering by the sol. particles
20%
c) heterogeneous nature of sols.
12%
d) Brownian motion of the sol. particles
Forwarded from Himanshi Singh lets learn
⤴Shape selective catalysis is a reaction catalysed by
Anonymous Quiz
32%
(a) zeolite
31%
b) enzymes
19%
(c) platinum
18%
(d) Ziegler-Natta catalyst
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🔹Fe3O4 (magnetite) is an example of
Anonymous Quiz
18%
(a) normal spinel structure
39%
(b) inverse spinel structure
28%
c) fluoride structure
15%
d) anti fluorite structure
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↘Catenation property is maximum in
Anonymous Quiz
18%
(a) phosphorus
25%
(b) sulphur
54%
(c) carbon
3%
(d) No one
Forwarded from Himanshi Singh lets learn
❇Element found from sea water is
Anonymous Quiz
12%
(a) magnesium
38%
(b) Sodium
47%
(c) Iodine
3%
d) None of these
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↘Which one of the following does not form hydrogen bonding?
Anonymous Quiz
32%
A. HCl
18%
B. H2O
28%
C. HF
22%
D. No one
Forwarded from Himanshi Singh lets learn
↘Identify a member of porifera
Anonymous Quiz
58%
a) Spongilla
18%
(b) Euglena
13%
c) Penicillium
10%
(d) Hydra
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↘5-Kingdom classification has given by
Anonymous Quiz
8%
(a) Morgan
79%
(b) R. Whittaker
11%
(c) Linnaeus
2%
(d) Haeckel
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↗Which one of the following is the strongest lewis acid?
Anonymous Quiz
45%
(a) BF3
31%
(b) BCl3
12%
(c) BBr3
12%
(d) Bl3
Forwarded from Himanshi Singh lets learn
Forwarded from Himanshi Singh lets learn
Forwarded from Himanshi Singh lets learn
❇Which of the following is the strongest oxidising agent?
Anonymous Quiz
43%
(a) F2
32%
(b) Cl2
16%
(c) l2
9%
(d) Br2
Forwarded from Himanshi Singh lets learn
↘Modern periodic table is given by
Anonymous Quiz
12%
(a) Debonair
51%
(b) Mendeleef
27%
(c) Mendel
11%
(d) No one
Forwarded from Himanshi Singh lets learn
🔺The structure of white phosphorus is
Anonymous Quiz
24%
(a) square-planar
28%
(b) pyramidal
38%
(c) tetrahedral
10%
d) trigonal planar
Forwarded from Himanshi Singh lets learn
🔻A galvanometer acting as a volt meter will have with its coil.
Anonymous Quiz
30%
(a) a high resistance in parallel
43%
(b) a high resistance in series
20%
(c) a low resistance in parallel
6%
(d) a low resistance in series
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⏭Ohm’s law is valid when the temperature of conductor is :
Anonymous Quiz
16%
(a) very low
27%
(b) very high
12%
c) varying
44%
(d) constant
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↗1 kilowatt hour is commonly known as :
Anonymous Quiz
39%
(a) unit
37%
b) 1 faraday
17%
c) 1 curie
7%
(d) None of these
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🔺Sulphur molecule is
Anonymous Quiz
32%
(a) diatomic
19%
(b) triatamic
18%
c) tetratomic
31%
(d) Octa-atomic
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☣The surface density of charge is measure:
Anonymous Quiz
22%
(a) Cm-1
44%
b) Cm-2
22%
c) Cm-3
12%
d) JC-1
👍1
Forwarded from Himanshi Singh lets learn
🔼The electric potential of earth is taken as:
Anonymous Quiz
48%
(a) zero
40%
b) infinity
11%
(c) unity
2%
(d) None of these
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