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Top 15 Missed Questions Chemistry Packets
Transcript of Top 15 Missed Questions Chemistry Packets
"The physical properties of element
are shown below. What
represents the identity of element
"Where on the periodic table can the metals be found?"
"The elements on the far right side of the periodic table have which characteristic in common?"
found in elemental form in nature
"Why are certain elements placed into the same column on the periodic table?"
They have the same # of protons in their nuclei.
They have the same # of electrons in their nuclei.
They have the same # of electrons in their outer energy level.
"What best describes the reactivity of alkali metals?"
Reactivity increases left to right across the period.
Reactivity decreases left to right across a period.
Reactivity increases down a group.
"Which of these is broken down during chemical, but not physical changes?"
"What is the product of the reaction?"
"Structural differences between chemicals can be represented in models of the particles. Which drawing best represents a compound?"
"Magnesium is used in fireworks because it gives off a bright light when it burns. Which element will
produce a similar reaction when burned?"
"Which is a chemical compound?"
"Which represents a compound?"
"Which best explains how the periodic table is used to identify properties of elements?"
" Which of the following elements is the
a heterogeneous mixture
a homogeneous mixture
carbon - 14
by the color and shape of the elements
by the # of electrons in the elements
by the group in which the elements are located
"Which characteristic of an element determines its placement in the Periodic Table of the Elements?"
# of neutrons
# of protons