The correct answer is that Non-metallic oxides are basic in nature.
• To test the acidity and basicity of these metal oxides, they are made with water and then react with water, and then tested with litmus paper.
• A basic solution turns litmus to blue whereas an acidic solution turns blue litmus to red.
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150 Questions
150 Marks
150 Mins English English150 Questions150 Marks150 Mins English English150 Questions150 Marks150 Mins EnglishWhich one of the following pairs (Metals or Minerals) is not correctly matched?
Which one of the following is a non-metallic mineral?
Compounds of carbon containing carbon-carbon double bond are known as:
Which of the given statements about non-metals is true?
Which metal is placed at the top of the reactivity series?
Which of the statements about the reaction below is/are correct?
2ZnO (s) + C (s) = 2 Zn (s) + CO_2 (g)
(i) Zinc is getting reduced
(ii) Carbon is getting oxidized
(iii) Zinc is getting oxidized.
(iv) Carbon is getting reduced
Which of the following statements are correct?
(i) Tin-lead alloy is used for making fuse wires.
(ii) Fuse is connected to live wire.
(iii) The material chosen for making fuse should have high melting point.
Which of the following non—metals is a liquid?
Which of the following is NOT generally the properties of non-metals?
Suggested Test Series
Suggested Test Series
