The question asks for the term used to describe a compound of a metal that occurs naturally.
Based on the definitions, a general compound of a metal found in nature is called a mineral. Ores are specific types of minerals from which metals can be profitably extracted.
The correct option is the one that defines any natural compound of a metal.
Which of the following substances is considered neutral according to the pH scale?
Which term refers to the quantitative study of reactants and products in a chemical reaction?
Which of the following pair is correct?
I. Isotopes – different mass numbers
II. Isobars – different atomic numbers
Which of the following is a zone of a flame?
I. Dark
II. Luminous
III. Non-Luminous
If formula of sodium salt of an anion X is \(Na_2X\) , then the formula of its aluminium salt would be
Which of the following set contains same number of molecules?
A. 1 gram O 2, 2 grams SO 2
B. 1 gram CO 2, 1 gram N 2O
C. 1 gram O 2, 1 gram O 3
The volume of CO 2liberated at STP when 10 gm of 90% pure limestone strongly heated is