Which one of the following oxides of Nitrogen is also known as Laughing Gas?
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Which of the following is an amphoteric oxide?
In the modern periodic table, which of the two periods contain 8 elements each?
The 14th Finance Commission has recommended increase in States share in net proceeds from tax collection from 32% to
In the following question, select the odd word pair from the given alternatives.
Which country won the first cricket world cup?
An object travels 24 m in 3 s and then another 15 m in 2 s. What is the average speed of the object?
During their rule the British persuaded or forced cultivators in Punjab to grow __________.