Question

    Out of the given words, three are similar in a certain manner. However, one option is NOT like the other three. Select the option which is different from the rest.

    A Copper Correct Answer Incorrect Answer
    B Brass Correct Answer Incorrect Answer
    C Hydrogen Correct Answer Incorrect Answer
    D Silver Correct Answer Incorrect Answer

    Solution

    All are metals except Hydrogen. Hydrogen is a gas. 

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