14. It is an element represented by "H". a. Helium b. Hydrogen c. Mercury d. Titanium
15. It is made up of two or more type of elements formed by a chemical bond. a. Compound b. Monoatomic c. Diatomic d. Elements
15. It is made up of two or more type of elements formed by a chemical bond. a. Compound b. Monoatomic c. Diatomic d. Elements
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Answer:
14. Hydrogen
15. Compound
Explanation:
15. Chemical bonds link elements together to form more complex molecules called compounds. A compound consists of two or more types of elements held together by covalent or ionic bonds.