RC#1 STAAR Review Game Question Preview (ID: 42494)


RC1. TEACHERS: click here for quick copy question ID numbers.

Which of the following is correct?
a) protons (+ charge), neutrons (no charge), electrons (- charge)
b) protons (- charge), neutrons (+ charge), electrons (no charge)
c) protons (no charge), neutrons (- charge), electrons (+ charge)
d)

To find neutrons you need to
a) atomic mass + atomic number
b) atomic number + atomic mass
c) atomic mass - atomic number
d)

Which is correct?
a) Electrons and protons are in the nucleus
b) Protons and neutrons are in the nucleus
c) Electrons and protons are in the electron cloud
d)

Valence electrons are found
a) In the outer most energy shell
b) In the inner most energy shell
c) In the nucleus
d)

Period in the periodic table are found
a) on the side
b) up and down
c)
d)

Groups in the periodic table are found
a) on the side
b) up and down
c)
d)

Which atom would be the most reactive?
a) an atom with 5 valence electrons
b) an atom with 1 valence electron
c) an atom with 8 valence electrons
d)

The last group/family to the right of the periodic table are called
a) noble gases
b) metalloids
c) alkali metals
d)

How can you find the identify of an atom/element?
a) by the # of protons
b) by the # of neutrons
c) by the # of electrons
d)

The periods in the periodic table tell you the amount of
a) valence electrons
b) energy shells
c)
d)

Which of the following is the least reactive atom?
a) an atom with 5 valence electrons
b) an atom with 1 valence electron
c) an atom with 8 valence electrons
d)

An element that is shiny, malleable and good conductor
a) Metal
b) Nonmetal
c) Metalloid
d)

An element that is dull, brittle, and dull
a) Metal
b) Nonmetal
c) Metalloid
d)

Organic compounds musk contain
a) Oxygen
b) Nitrogen
c) Carbon
d)

4CO2 has how many Carbon atoms?
a) 1
b) 2
c) 4
d)

NaCl has how many elements?
a) 1
b) 2
c) 3
d)

4NH3 has how many Hydrogen atoms?
a) 1
b) 3
c) 12
d)

Formation of precipitate from mixing 2 liquids
a) Chemical change
b) Physical change
c)
d)

Unexpected color change is evidence of chemical change
a) true
b) false
c)
d)

Gas, bubbling, fizzing
a) physical change
b) chemical change
c)
d)

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