Fluorine is the most active chemical element, reacting with virtually every element. It even reacts with the noble gases at high temperatures and pressures. The noble gases, or Group 18 (VIIIA), also known as the inert gases, generally do not react with other elements.
Explanation:
1. C
2. E
3. A
4. B
5. D
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Answer:
A communicable disease
Explanation:
Diseases that can be transferred are known as communicable diseases.
Answer:
molar mass of carbon tetrafluoride (CF4) is
(12.01 × 1 ) + ( 4 × 19.00)
= 12.01 + 76
= 88.01u
= 88u
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Rubidium would exhibit the greatest shielding [ effect. ]
