Consider the following statements regarding diamond
Which of the statements given above are correct?
Diamond and graphite are allotropes of carbon.
When applied to the affected area, which one of the following will relieve the pain due to ant-bite or bee-sting?
Oxygen and ozone are
Which among the following elements (metals) pollutes the air of a city having a large number of automobiles?
Alum is used as
The metal compound commonly found in Sindoor or kumkum is based on