Write the symbol for every chemical element that has atomic number less than 75 and atomic mass greater than 173.5 u.

Question

Chemistry

Nathen Hancock

3 September, 04:43

Write the symbol for every chemical element that has atomic number less than 75 and atomic mass greater than 173.5 u.

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Answers (1)

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Kimberly Henderson · Answer 1

Following are the chemical elements that have atomic mass greater than 173.5 u and atomic number less than 75.

1. Lutetium

Atomic Number = 71

Atomic Mass = 174.97 u

2. Hafnium

Atomic Number = 72

Atomic Mass = 178.49 u

3. Tantalum

Atomic Number = 73

Atomic Mass = 180.95 u

4. Tungsten

Atomic Number = 74

Atomic Mass = 183.85 u