Everyday Science Mcqs » Everyday Science MCQs
Hydrogenolysis results in the formation of________________?

A. Alkane
B. Alkene
C. Alkyne
D. Aldehydes

Removal of CO2 is called_____________________?

A. Carboxylation
B. Decarboxylation
C. Esterification
D. Hydroxylation

The colour of chlorine gas is_______________?

A. Pale yellow
B. Freenish yellow
C. Reddish brown
D. Grayish black

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

Which is the strongest acid ?

A. Hcio
B. Hcio2
C. Hcio3
D. Hcio4

Bleaching powder is an example of________________?

A. Normal salt
B. Double salt
C. Mixed salt
D. Complex

Which of the halogen has highest electronegativity ?

A. Fluorine
B. Chlorine
C. Bromine
D. Iodine