Chemistry (UI) | Study Mode

Join Discuss Share to WhatsApp
Question 81
A
(CH3COO)2 Zn + Zn
B
CH3COO CH3 + Zn
C
(CH3COO)2 Zn + H2
D
CH3COOH + CH4
Explanation

Explanation not provided, please join discuss, your contributions are welcomed


Correct option: C
Join Discuss Share to WhatsApp
Question 82
A
a hydrazone
B
an alkanonitrile
C
a nitroso compound
D
an oxime
Explanation

Explanation not provided, please join discuss, your contributions are welcomed


Correct option: D
Join Discuss Share to WhatsApp
Question 83
A
R+ + COOH
B
RCOO- + H+
C
RCOO+ + H-
D
RCO+ + OH-
Explanation

Explanation not provided, please join discuss, your contributions are welcomed


Correct option: B
Join Discuss Share to WhatsApp
Question 84
A
ethane
B
ethene
C
ethanol
D
ethoxyethane
Explanation

Explanation not provided, please join discuss, your contributions are welcomed


Correct option: B
Join Discuss Share to WhatsApp
Question 85
A
Hydrochloric acid
B
Bromine water
C
Potassium sulphate
D
Sodium hydroxide
Explanation

Explanation not provided, please join discuss, your contributions are welcomed


Correct option: B
Join Discuss Share to WhatsApp
Question 86
A
the corresponding Ca and Mg compound formed is soluble in H 2 O
B
detergents are not affected by hardness of water
C
it cleans better than soap
D
it is less expensive
Explanation

Explanation not provided, please join discuss, your contributions are welcomed


Correct option: D
Join Discuss Share to WhatsApp
Question 87
A
oxidise
B
reduce
C
bleach
D
precipitate
Explanation

Explanation not provided, please join discuss, your contributions are welcomed


Correct option: D
Join Discuss Share to WhatsApp
Question 88
A

81.40g

B

40.70g

C

16.00g

D

32.00g

E

20.35g

Explanation

Explanation not provided, please join discuss, your contributions are welcomed


Correct option: A
Join Discuss Share to WhatsApp
Question 89
A
Methanoic acid reacts with KOH
B
Ethanoic acid reacts with KOH
C
Methanol reacts with KCO3
D
Ethanol reacts with CH3COOH
Explanation

Explanation not provided, please join discuss, your contributions are welcomed


Correct option: B
Join Discuss Share to WhatsApp
Question 90
A
Acidic hydrolysis of fat or oil
B
Alkali hydrolysis of fat or oil
C
Condensation of two monomer units
D
Mixture of glacial ethanoic acid and excess of simple alkanol
Explanation

Explanation not provided, please join discuss, your contributions are welcomed


Correct option: B

Try this quiz in in E-test/CBT Mode
switch to Chemistry (UI) in CBT Mode

Previous Page Next Page
Question Map
Quiz link
Share Chemistry (UI) with your audience
Share to WhatsApp CBT mode Study mode copy link
​​​Help keep QUIZZERWEB running! 
A donation makes a contribution towards the costs, the time and effort that's going on in building and improving this platform.
 
Donate
​​​sponsored
Are you a writer, proof-reader, interpreter, teacher, student or just someone who works in Yorùbá Language? 
 
Translate those figures and numbers to words in standard Yoruba Language at YorubaNumeral.com.ng at no cost. 
 
It also aids learning the yoruba numbering system by providing detailed explanation for each number translated up to 25 billion. 
 
English to Yorùbá Numeral Translator