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Q 1/28
Score 0
A pure substance made of only one kind of atom is called a(n) _____________?
60
Mixture
Solution
Element
Compound
Q 2/28
Score 0
What does letter D represent?
60
Electron
Proton
Neutron
28 questions
Q.
A pure substance made of only one kind of atom is called a(n) _____________?
1
60 sec
Q.
What does letter D represent?
2
60 sec
Q.
What does A represent?
3
60 sec
Q.
What does C represent
4
60 sec
Q.
How many protons does the element Nickel have?
5
60 sec
Q.
What is the chemical symbol for gold
6
60 sec
Q.
Classify Silicon as a metal, nonmetal, or metalloid
7
60 sec
Q.
What state of matter is Mercury at room temperature?
8
60 sec
Q.
Which of the following properties would NOT be a characteristic of metal?
9
60 sec
Q.
A solid that sometimes forms when two liquids are mixed together is called a _____________.
10
60 sec
Q.
Alfredo mixes up a chocolate milkshake. It has a smooth creamy liquid, icy chunks of ice cream, and crumbles of chocolate
chips. This substance is a(n) ____________.
11
60 sec
Q.
Abigail is making a batch of cookies. Her ingredients include sugar, flour, water, baking powder, and salt. These substances
are all _____________.
12
60 sec
Q.
Bobby bought his mother a gold necklace. The necklace is made up of a(n) ____________.
13
60 sec
Q.
What type of bond exists between Sodium and Chlorine in the compound NaCl?
14
120 sec
Q.
Which is the physical property of zinc that indicates that a cubic centimeter of it will sink in water?
15
120 sec
Q.
Which type of solution would have a sour taste?
16
60 sec
Q.
Which type of solution would have a pH of 7?
17
60 sec
Q.
Which solutions would have the pH of 0?
18
60 sec
Q.
Which type of solution would turn litmus paper blue?
19
60 sec
Q.
Which type of solution would be used for cleaning?
20
60 sec
Q.
Which type of solution would turn pH paper dark red?
21
60 sec
Q.
Campers burned logs in the campfire. How would the campers know that a chemical change has taken place?
22
120 sec
Q.
Water evaporating is an example of a _________.
23
60 sec
Q.
Setting a piece of paper on fire is an example of a __________.
24
60 sec
Q.
A cut healing is an example of a ___________.
25
60 sec
Q.
Balling up clay is an example of a _________.
26
60 sec
Q.
Emily sprinkled sugar onto a piece of Aluminum foil and placed it over a flame. She observed bubbles, smoke, and the sugar changed color from white to brown. What type of change did she witness?
27
120 sec
Q.
A self-warming packet can be used to warm hands during cold weather. Powdered Iron (Fe) reacts with Oxygen (O2) whenthe packet is exposed to air. With the addition of a salt catalyst Fe2O3 (Iron Oxide) is quickly formed and heat is given off.
4Fe + 3O2 ïƒ 2Fe2O3
How does the chemical equation support the law of conservation of matter?
