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Write the formula of three compounds which you know and name the elements in them​

User Kitlbast
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2 Answers

3 votes

Answer:


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Step-by-step explanation:

Compound definition:

A compound is a chemical substance formed by two or more chemically bonded elements.

Three compounds:

Water is a compound with the formula
\sf H_2O.

Two hydrogen atoms and one oxygen atom is present in one molecule of water.

Sodium chloride or table salt is a compound with the formula
\sf NaCl.

One sodium atom and one chlorine atom is present in one molecule of sodium chloride.

Ammonia is a compound with the formula
\sf NH_3.

In one molecule of ammonia, one nitrogen atom and three hydrogen atoms are present.

User Gkaykck
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8.5k points
1 vote

Answer:

See below

Step-by-step explanation:

Three compounds are:

1)
\mathrm {H_(2)SO{4}} [Sulfuric acid]

The elements in this compound are hydrogen (H) , Sulfur (S) and Oxygen (O).

2)
\mathrm {NaOH} [Sodium hydroxide]

The elements in this compound are Sodium (Na) , Oxygen (O) and Hydrogen (H).

3)
\mathrm {HCl} [Hydrochloric acid]

The elements are Hydrogen (H) and Chlorine (Cl).

User Ohho
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