JEE Main Chemistry - Chemistry in Action
Exam Duration: 60 Mins Total Questions : 15
Which one of the following is an example of triphenylmethane dye?
- (a)
alizarin
- (b)
malachite green
- (c)
orange I
- (d)
maritus yellow
Which one of the following is an example of acid dye
- (a)
malachite green
- (b)
indigo dye
- (c)
orange I
- (d)
congored
Which one of the following statements is not correct with respect to soap?They
- (a)
are biodegradable
- (b)
form curdy white ppt, in hard water
- (c)
cannot be used in acidic solution
- (d)
can be sythesised
Which one of the following is not a sythetic detergent?
- (a)
sodium lauryl sulphate
- (b)
sodium salt of lauryl alcohol
- (c)
ethoxylate
- (d)
sodium salt of stearic acid
Which one of the following fertilisers contains the maximum percentage of nitrogen?
- (a)
ammonium sulpate
- (b)
CAN
- (c)
NH4Cl
- (d)
Urea
The percentage of nitrogen in Urea is
- (a)
20.6
- (b)
20.5
- (c)
25
- (d)
46
The formula of triple superphosphate is
- (a)
(NH4)2HPO4
- (b)
Ca(H2PO4)22CaSO42H2O
- (c)
5Ca(H2PO4)2F
- (d)
[Na(NH4)HPO44H2O
The percentage of P2O5 in triple superphosphate is
- (a)
53.6
- (b)
24.4
- (c)
65.0
- (d)
34.0
Which one of the following is an analgesic?
- (a)
pencillin
- (b)
streptomycin
- (c)
asprin
- (d)
tetracycline
BHC is a/an
- (a)
insecticide
- (b)
fertilizer
- (c)
synthetic polymer
- (d)
polyamide
Which one of the following is not a pesticide?
- (a)
DDT
- (b)
BHC
- (c)
malathion
- (d)
serpasil
Which one of the following is not a food preservative?
- (a)
vanillin
- (b)
butylated hydroxy toluene
- (c)
benzoic acid
- (d)
sodium meta-bi-sulphate
Which one of the following is a vat dye?
- (a)
alizarin
- (b)
indigo
- (c)
phthalocyanin
- (d)
malachite green
The correct chemical name for analgesics drug aspirin is
- (a)
4-ethoxyacetanilde
- (b)
4-hydroxy acetanilide
- (c)
2-acetoxy benzoic acid
- (d)
none of these
Malathion is an example of
- (a)
insecticide
- (b)
fungicide
- (c)
rodenticide
- (d)
herbicide