Click to start!
10Click to start!
10Click to start!
10Click to start!
10Most metals form basic oxides when they react with oxygen.
Metallic oxides are acidic in nature.
Magnesium reacts with dilute hydrochloric acid to produce hydrogen gas.
Metals react with dilute acids to form salt and oxygen gas.
Sodium reacts with water to form sodium hydroxide and hydrogen gas.
All metals react with water safely.
Reactive metals can displace hydrogen from water.
Aluminium oxide is a metallic oxide.
Zinc reacts with dilute sulphuric acid to form zinc sulphate and hydrogen.
Copper reacts with dilute hydrochloric acid to produce hydrogen gas easily.
Percentage: 0%
Metal can conduct current. Which of the following is the reason behind this?
Metals react with oxygen to form:
The nature of metallic oxides is generally:
Which gas is produced when metals react with dilute acids?
Mg + 2HCl produces:
Sodium reacts with water to produce:
Which of the following metals reacts vigorously with water?
Zn + H₂SO₄ produces:
Fe reacts with oxygen to form:
Which metal should not be touched with bare hands due to high reactivity?
Metals react with oxygen to form ______ oxides.
Metallic oxides are ______ in nature.
Magnesium reacts with dilute HCl to form ______ chloride.
Metals react with dilute acid to produce salt and ______ gas.
Sodium reacts with water to form ______ hydroxide.
Reactive metals form metallic ______ with water.
Zinc reacts with dilute sulphuric acid to form ______ sulphate.
Ferric ______ has the formula Fe₂O₃.
Potassium reacts vigorously with ______.
Lithium forms ______ hydroxide when reacted with water.