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The following substances are heavy chemicals except
Classroom
Chemistry Classroom
Waec
Waec 2007
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The following substances are heavy chemicals except
SchoolNGR Classroom
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
A
Sodium trioxocarbonate (IV)
B
Tetraoxosulphate (VI) acid
C
Lead (lV) tetraethyl
D
Sodium hydroxide
Show Answer
Show Explanation
Correct Answer:
Option C
Explanation:
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