Multiple choice

Directions: Four parts of a sentence given below have been underlined. Identify the part having an error. If no part has an error, mark (E) as your answer.

(A) Each chemical element is characterised (B) as per the number of protons that (C) an atom of that element contains, called (D) its atomic number. (E) No error

  1. (A)

  2. (B)

  3. (C)

  4. (D)

  5. (E)
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Option (2) is correct. Each chemical element is characterised 'by' the number of protons that an atom of that element contains, called its atomic number.

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