Which one of the following oxides of Nitrogen is also known as Laughing Gas?
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The maximum number of electrons that can be accommodated in a shell is indicated by the formula
There are 15 protons and 22 neutrons in the nucleus of an element. What is its mass number?
What is C12H22O11 also known as
Pick the odd one out from the following:
What is the process of slow cooling of hot glass called?
Which of the following scientists gave the law that governs the force of attraction/repulsion between two charged particles?
The gas evolved when sodium carbonate reacts with hydrochloric acid is
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