Chemistry 5070 · O Level · Identification of ions and gases

Identification of ions and gases — practice question

A colourless solid does not dissolve in water. Which cations and anions might be present in this compound?

  • Asodium ✓, calcium ✓, carbonate ✗, nitrate ✓
  • Bsodium ✓, calcium ✗, carbonate ✓, nitrate ✗
  • Csodium ✗, calcium ✓, carbonate ✓, nitrate ✗
  • Dsodium ✗, calcium ✓, carbonate ✓, nitrate ✓

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