Question
Hydrogen was discovered
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In 1766, Henry Cavendish  was the first to recognize hydrogen gas as a discrete substance, by naming the gas from a metal-acid reaction "inflammable air".
More General Science Questions
FALLACY
- Choose the alternative which is closest to the opposite in meaning of the bold word in the sentence.
His actions were considered laudable by everyo... Choose the word opposite in meaning to the given word.
Abundant
VersatileÂ
Obnoxious
...An independent person or body officially appointed to settle a dispute
An abnormal desire to steal
Pervasive
Choose the correct synonym of the word highlighted in each sentence from the alternatives given below it.
It has been raining incessantly since m...
Choose the word correct synonym:
Elevate
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