Everyday Science MCQs

5120 MCQs  (Page 265 of 512)

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Which of the following is the weakest reducing agent ?
A. Hf
B. Hbr
C. Hc
D. Hi
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In which compound of Xenon the oxidation state of Xenon is + 6?
A. Xef4
B. Xeof4
C. Xeof2
D. Na4xeo6
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The anhydride of HCIO4 is_________________?
A. Cl2o
B. Cl2o6
C. Clo2
D. Cl2o7
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Alkanes containing a methyl group on main chain at 2nd carbon are called________________?
A. Iso-alkane
B. Normal-alkane
C. Neo-alkane
D. Branched-alkane
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Alkanes are also known as________________?
A. Saturated hydrocarbon
B. Unsaturated hydrocarbon
C. Paraffins
D. Both a & c
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Hydrogenolysis results in the formation of________________?
A. Alkane
B. Alkene
C. Alkyne
D. Aldehydes
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Removal of CO2 is called_____________________?
A. Carboxylation
B. Decarboxylation
C. Esterification
D. Hydroxylation
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The colour of chlorine gas is_______________?
A. Pale yellow
B. Freenish yellow
C. Reddish brown
D. Grayish black
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Which of the following statements is incorrect about fluorine_______________?
A. Fluorine is restricted to -1 oxidation state
B. Fluorine follows octet rule and as well as extended octet rule
C. Fluorine has lowest dissociation energy among the halogens
D. Both b and c
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Which one of the following is the weakest acid in water__________________?
A. Hf
B. Hci
C. Hbr
D. Hi
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Word of the Day
25 Jul
January
a preference or special liking for something; a bias in favour of something.
2021:00:00

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