Which of the following elements is least likely to combine with another element?
A) Hydrogen
B) Helium
C) Oxygen
D) Carbon
Correct Answer:
Verified
Q1: When atoms combine,they may gain,lose,or share:
A) electrons.
B)
Q2: The type of reaction in which substances
Q4: The process of the digestion of food
Q5: Acids:
A) are proton donors.
B) taste sour.
C) release
Q6: The hydrogen isotope tritium consists of:
A) one
Q7: In the presence of a base,red litmus
Q8: A negatively charged subatomic particle that moves
Q9: The kind of element is determined by
Q10: Carbon has an atomic number of 6.The
Q11: Which of the following represents a trace
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