हिंदी

Assertion (A): Iron (II) salt solution when reacted with ammonium hydroxide forms a dirty green precipitate. Reason (R): Iron salts are brown in colour.

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प्रश्न

Assertion (A): Iron (II) salt solution when reacted with ammonium hydroxide forms a dirty green precipitate.

Reason (R): Iron salts are brown in colour.

विकल्प

  • Both A and R are true and R is the correct explanation of A.

  • Both A and R are true but R is not the correct explanation of A.

  • A is true but R is false.

  • A is false but R is true.

MCQ
अभिकथन और तर्क
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उत्तर

A is true but R is false.

Explanation:

Iron(II) ions react with ammonium hydroxide to form a dirty green precipitate of iron(II) hydroxide, so assertion (A) is true. Iron(II) salts are typically pale green, not brown; hence reason (R) is false.

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अध्याय 4: Analytical Chemistry - EXERCISE-4 [पृष्ठ ७३]

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एस पी सिंग Concise Chemistry [English] Class 10 ICSE
अध्याय 4 Analytical Chemistry
EXERCISE-4 | Q (A) 8. | पृष्ठ ७३
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