Complete the following 1. Which of these compounds is a strong electrolyte? (a)

Question

Complete the following 1. Which of these compounds is a strong electrolyte? (a) H2O (b) CH COOH (c) Ne (d) NacI (e)CH20 2. Which of these compounds is a weak electrolyte? (a) NaOH () CHCOOH (c) He (d) HNO) (e) HCI Which of these compounds is a nonelectrolyte? (a) NaOH (b) C,H OH (c) HF (d) Ba(OH) (e) CH.COOH Which of the following compounds is insoluble? (a) NaCI(b) KI(e) MgCO(d) LiBr(e) KNO Which of the following compounds is soluble? (a) Hg2l2 (b) CaCO () BaSO(d) Cus (e) K PO Which of the following is a homogeneous mixture? 3. 5. 6. (a) Oil and water (b) Sand and iron filings () copper (d) glass 7. What is the mass of 0.368 moles of NO? What is the molar mass of chane (Citl,? 8. 9. The formula for nitric acid is: (a) H2SO4 (b) HNOs (c) HCI (d) HCO (e) NO

Explanation / Answer

1) A strong electroly te is one that undergoes cent percent ionisation either in aquesous medium and/or in molten state. Out of the given compounds, NaCl (Sodium Chloride) is an ionic compound that undergoes complete ionisation to form sodium ion and chloride and is a strong electrolyte.

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