Annual Examination Revision
Authored by Music Vines
Chemistry
7th - 8th Grade
Used 3+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Assertion - Candle burns with a flame whereas coal does not
Reason - Coal is converted to vapours on combustion
A and R are TRUE and R is the correct Explanation of A
A and R are TRUE and R is not the correct Explanation of A
A is TRUE but R is False
A and R Are FALSE
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The Gas which Burns rapidly and produces heat is known as -------
Rapid Combustion
Spontaneous Combustion
Explosion
None of these
3.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
The substances which has very low Ignition Termperature and can easily catch fire with a flame is called
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following is non-combustible substances
Alchohol
Coal
Iron
Wood
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The Outermost Zone of the flame is of which colour ?
Blue
Orange
Brown
Black
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which is the best fuel for kitchen; in present times?
LPG
Coal
Kerosene
Petrol
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which part of flame is used by goldsmith?
Blue
Orange
Black
Green
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