Graphite is soft and flaky, which allows it to leave a mark on paper when rubbed, hence its use in pencils.
Which of the following is used in pencils?
Asked in Agriculture Development Officer(ADO) 2017 · Topic: Carbon and Its Various Forms (Graphite: Structure, properties, and uses (including electrical conductivity))
More Chemistry questions
- Which one of the following properties is NOT true for graphite ?
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- Permanent hardness of water cannot be removed by which one of the following methods?
- Pure, demineralized water, free from all soluble mineral salts is obtained by which of the following method?
- Which of the following statements are correct regarding Heavy Water? 1. Heavy water occurs naturally or it is produced by the process of electrolysis. 2. Pure heavy water is radioactive. 3. Heavy water is used in nuclear power plants as a coolant. 4. Though algae and bacteria can live using 100% heavy water, but consumption of heavy water by humans may cause sterilisation.
- Which of the following statements regarding heavy water are correct? 1. It is extensively used as a moderator in nuclear reactors 2. It cannot be used in exchange reaction to study reaction mechanism 3. Viscosity of heavy water is relatively smaller than that of ordinary water 4. The dielectric constant of heavy water is smaller than that of ordinary water Select the correct answer using the code given below: