Sodium chloride cannot conduct electricity in the solid state because it
A. is a normal salt B. is highly soluble in water C. is an electrovalent compound D. does not have any effect on litmus E. does not contain mobile ions Correct Answer: Option E – does not contain mobile ionsAlums are classified as?
A. simple salt B. acid salts C. anhydrous salts D. double salts E. basic salts Correct Answer: Option D – double salts
Consider the reaction represented by the equation below: XO + YO → X + YO2 In the reaction, YO acts as?
A. an acidic oxide B. a basic oxide C. a reducing agent D. a weak base E. an oxidizing agent Correct Answer: Option C – a reducing agentA positive brown ring test indicates the presence of?
A. NO3 B. Fe3+ C. SO2¯³ D. CU+ E. NO2‾ Correct Answer: Option A – NO3Products
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