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The properties of a good primary standard include the following except?

The properties of a good primary standard include the following except?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A High molecular mass
  • B Low molecular mass
  • C High degree of purity
  • D Readily available
Correct Answer: Option B
Explanation:
Properties of a good standard solution

High purity.
Stability (low reactivity)
Low hygroscopicity (to minimize weight changes due to humidity)
High equivalent weight (to minimize weighing errors)
Non-toxicity.
Ready and cheap availability.
High molecular mass

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