Multiple choice

Consider the following metals:

  1. The coinage metals include silver, copper, gold and zinc.
  2. In fireworks, the green flame is produced due to barium.

Which of the given statements is/are correct?

  1. Only 1

  2. Only 2

  3. Both 1 and 2

  4. Neither 1 nor 2
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Statement 1 is incorrect. The coinage metals include silver, copper and gold. Zinc is not a coinage metal. Statement 2 is also correct. Barium compounds are added in fireworks to impart a green colour.

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