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FREE CHEMISTRY AND STUDY GAMES ABOUT ELEMENT
SYMBOLS EXAM QUESTIONS
Qs and Ans Expert- Explanation
This Exam contains:
-Guarantee passing score -39 Questions and Answers -format set of multiple-choice -Expert- Explanation
Question 1: What are groups?
Answer:
Groups are the columns on the periodic table that are based on how many electrons are in the outer shell
Question 2: Most of the mass from the atom comes from...
Answer:
Inside the nucleus
Question 3: Define an atom.
Answer:
the smallest particle of an element that has the properties of that element
Question 4: Oxygen
Answer:
O
Question 5: Define molecule.
Answer:
A substance made of two or more atoms chemically bonded together
Question 6: Sodium
Answer:
Na
Question 7: Chlorine
Answer:
Cl
Question 8: Manganese
Answer:
Mn
Question 9: Gold
Answer:
Au
Question 10: Calcium
Answer:
Ca
Question 11: Potassium
Answer:
K
Question 12: Mercury
Answer:
Hg
Question 13: Physical Property or Physical Change are indicated when...
Answer:
Phase change or the physical nature of the substance has changed (color, texture...)
Question 14: Carbon
Answer:
C
Question 15: Define solution.
Answer:
A mixture in which a solid has dissolved in
Question 16: Chemical Property or Chemical Change are indicated when...
Answer:
it is undergoing a chemical reaction (something new is being formed)
Question 17: Define an element.
Answer:
A substance made up of all the same atoms (found on periodic table)
Question 18: Zinc
Answer:
Zn
Question 19: Sulfur
Answer:
S
Question 20: Magnesium
Answer:
Mg
Question 21: Silver
Answer:
Ag
Question 22: What charge do neutrons have?
Answer:
No Charge
Question 23: Silicon
Answer:
Si
Question 24: Lead
Answer:
Pb
Question 25: Iron
Answer:
Fe
Question 26: Define compound.
Answer:
A substance made of two or more different kinds of atoms that are chemically bonded together
Question 27: Copper
Answer:
Cu
Question 28: Nitrogen
Answer:
N
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