A covalent compound is made when two or more nonmetal atoms bond by sharing valence electrons. The shared valence electrons between two nonmetal atoms is called a covalent bond. Covalent bonds are formed when two atoms begin sharing electrons.
Answer:Acid ,Base ,Salt
Explanation: An acid is defined as a substance whose water solution tastes sour, turns blue litmus red and neutralizes bases
A substance is called base if its aqueous solution tastes bitter, turns red litmus blue or neutralizes acids.
Salt is a neutral substance whose aqueous solution does not affect litmus.
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Answer:
Please see the attached image. The one on the left is the first one and the one on the right is the second one.
Hope that helps.
The absorption spectrum is the result of absorption of light radiation by a material (solid or liquid) as a function of wavelength or frequency. The figure is shown below: