Chemistry Y7 Flashcards | StudBud

Chemistry Y7

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A science stuff quiz.

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Questions 30

Answers

1
What is NO₂?
Hydrogen Dioxide
Nitrogen oxide
Nitrogen Dioxide
Hydrogen oxide
2
How you will make Bunsen burner flame hotter?
Open the air hole
Add more gas
Close the air hole
Blow on it
3
What is symbol for gold?
Ir
Lr
Gd
Go
4
What is sodium chloride?
Sugar
Salt
Sea water
DOGE
5
Molecules in solid state stick together.
True
False
6
What is freezing?
Gas Doge-Solid Doge
Liquid-soIid
Gas-solid
Liquid-Solid
7
What is the symbol for Potassium?
Ar
Po
P
K
8
Molecules in liquid state moving freely.
False
True
9
What is it?
Sodium Chloride
Salt
Sodium Bicarbonate
Sodium Carbodrygen oxide
10
What is NaCl?
Sodium Chloride
Carbon Nitronite
Sodum Clorine
Hydrogen Chloride
11
Molecules in gas state vibrate on place.
False
True
12
What is evaporation?
Liquid-gas
Gas-liquid
Liquid-solid
Solid-liquid
13
What is the symbol for iron?
Ir
eF
Fe
Er
14
What is the symbol for silver?
Al
Ag
Si
Sl
15
Do you like chemistry?
No 😡
Yes ☺️
16
What is a compound?
Compound don't exist
When an element can't be broken down
An element in teh Periodic Table
When two elements are chemicaly bonded
17
What is this?
snake's eyes
Temperature
Time
Boiling point
18
How many elements exist?
116
171
I17
118
19
Which of these is NOT a property of a liquid?
Make a strange sound
Can flow
Can be compressed
Keeps it's volume
20
What is Sodium Bicarbonate?
Salt
Homework formula
It's a gas thing
Baking Soda
21
What is it's atoms?
I don't know
2 Carbon and 1 Oxygen
Carbon and Oxygen
1 Carbon and 2 Oxygen
22
What is melting?
Solid-liquid
Solid-liiquiid
Gas-Liquid
Liquid- solid
23
What is condensation?
Solid-liquid
Gas-liquid
Liquid-Solid
Liquid-gas
24
How many atoms in water?
3
2
4
1
25
What is this?
Carbon Trioxide
Carbon Doxide
Carbon Dioxide
Water
26
What is your favorite state of matter?
Liquid
Gas
Solid
27
What is this?
Waaterr
Ocean
H2O
Water
28
What is sublimation?
Gas-solid
Solid-gas
Liquid-gas
solid-liquid
29
What is missing?
Doge face
Boiling point
Time (min)
Temperature (C°)
30
What is it's atoms?
2 atoms of Hydrogen and 1 atom of oxygen
I don't know
1 atom of water
1 atom of Hydrogen and 2 atoms of oxygen