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Chemistry

Chemistry
Total number of elements in the Periodic table

115
112
127
118

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Chemistry
Which of the following processes is used for the production of Biodiesel ?

Translation
Transesterification
Transamination
Transcription

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Chemistry
Hard steel contains

0.5 to 1.5 per cent carbon
2 to 5 per cent carbon
0.1 to 0.4 per cent carbon
0.01 to 0.04 per cent carbon

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Chemistry
One property of ammonia is

It is a yellowish gas
It is a odourless gas
It is insoluble in water
Its aqueous solution turns red litmus blue

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Chemistry
Green house effect is accelerated by

All of these
Increased transportation activity
Deforestation
Rapid industrialization

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Chemistry
A thick paste of cement, sand and water is called

R.C.C.
Concrete
Kiln
Mortar

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MORE MCQ ON Chemistry

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