GEOLOGY

EARTH SCIENCE

MINERAL PHYSICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What elements are in sulfates?
A
nonmetals
B
metals
C
sulfur and a metal
D
sulfur, oxygen and a metal
Explanation: 

Detailed explanation-1: -Sulphate is basically a chemical compound that is composed of sulphur and oxygen atoms. Sulphate forms salts with a variety of elements including potassium, sodium, calcium, magnesium and barium. In chemistry, sulphate or sulfate is taken to be an inorganic ion or polyatomic anion.

Detailed explanation-2: -Group 6A (or VIA) of the periodic table are the chalcogens: the nonmetals oxygen (O), sulfur (S), and selenium (Se), the metalloid tellurium (Te), and the metal polonium (Po).

Detailed explanation-3: -Sulfates are salts or esters of sulfuric acid, H2SO4, formed by replacing one or both of the hydrogen atoms with a metal cation or organic group. Most metal sulfates are readily soluble in water, but calcium sulfate is only slightly soluble, while barium, lead, and strontium sulfates are insoluble.

Detailed explanation-4: -Looking at the formula we can tell two things about sulfuric acid.-It is formed from three different elements, namely, sulfur(S), oxygen(O) and hydrogen(H).

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