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Year 11 Revision F Flashcards | StudBud
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Year 11 Revision F
Year 11 Revision F
40 terms
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40
Answers
1
Answer the question
4
2
6
10
2
Covalent bonds form between...
Non-metals
Metals and non-metals
Potatoes
Metals
3
In ionic bonding:
Oppositely charged ions attract one another
Ions with the same charge attract each other
There is no attraction
Oppositely charged ions repel one another
4
To become a negative ion, an atom must ____________.
lose electrons
gain protons
lose protons
gain electrons
5
Which of the following is the name of a charged atom?
Isotope
Ion
Allotrope
Isone
6
Which separating technique is best to separate dyes?
Filtration
Chromatography
Evaporation
Distillation
7
Group 8 elements...
Do not react because they have even numbers of protons
React with other Group 8 Elements
Do not react because they are stable
React with Group 2 elements
8
What type of bonding is present in: NaI
Covalent
Giant Covalent Structure
Ionic
Simple molecular
9
Group 8 Elements
Are unreactive
Are Noble Gases
Have a full outer shell of electrons
Share similar properties
10
Do endothermic reactions produce or absorb energy?
absorb
produce
11
Which metal is in Period 4, Group 8
Gold
Iron
Mercury
platinum
12
Diamond is made up of what element?
Silicon
Carbon
Oxygen
Hydrogen
13
Fractional distillation is where...
Crude oil is melted
Crude oil is separated into fractions based on their B.P.
Crude oil is sperated based on its use
Crude oil is cracked into smaller fractions
14
Law of conservation of mass states
matter is destroyed
matter is neither created or destroyed
Matter is created
matter is not created
15
Which piece of equipment is used in distillation?
Funnel
Condenser
Chromatography paper
Filter paper
16
Chemistry: How many bonds does each carbon have in diamond?
3
1
2
4
17
The reactivity of group 1 metals increases down the group because...?
Their 1e- is closer to the nucleus and so easier to lose
They only have to lose one electron
They only have to gain one electron
Their 1e- is further from the nucleus and so easier to lose
18
Group 1 is called...
Alkali metals
Alkaline earth metals
Noble Gases
Halogens
19
Acids and alkalis react to produce a salt and
Carbon dioxide
Water
nothing
Hydrogen
20
Alkanes contain...
Single bonds
Double bonds
21
Exothermic reactions..
Release energy to the surroundings
Take in energy from the surroundings
22
What can we use chromatography for?
Separating mixtures
Joining compounds together
Identifying compounds
23
I'm a substance that neutralizes acids. What am I?
Base
Acid
Salt
Indicator
24
Metals react with acids to form a salt and ...
Water
Nothing
Alkali
Hydrogen
25
Enzymes ________ rates of reactions.
tickle
speed up
slow down
don't change
26
Is respiration exothermic or endothermic?
Exothermic
Endothermic
27
Group 8 elements make
-2 ions
+4 ions
+3 ions
Don't form ions
28
What is the general formula for alkanes?
CnH2n
CnHn+2
CnH2n+3
CnH2n+2
29
rates of reaction
the change in the amount of a reactant and product per unit of time
when the reactants and products stop changing in concentration
all of the above
finding the enthalpy change for sets of formulas that made a final reaction
30
What is the Relative Formula mass of H
2
?
1
4
8
2
31
Which state of matter has the highest energy?
Liquid
Aqueous
Gases
Solid
32
A molecule has the formula C
8
H
16
. What is it's empirical formula?
C8H16
C2H
C4H8
CH2
33
Can Diamond Conduct electricity?
Yes - It has delocalised ions that carry charge
No- It has no delocalised electrons that carry charge
Yes - It has delocalised electrons that carry charge
Yes - It conducts heat and electricity
34
The atomic mass of C: 12 and H: 1 and O:16. Calculate the relative formula mass of C
2
H
6
8
32
30
12
35
Distillation separates mixtures based on...
Boiling points
Particle size
Polarity
Molar mass
36
What is the difference between covalent bonds and ionic bonds?
D
B
C
A
37
The test for hydrogen is......
burning splint goes out
glowing splint relights
burning splint creates a pop sound
38
Answer
X
Y
Z
I need revision
39
What is collision theory?
The number of unsuccessful collisions
The minimum amount of energy needed for a reaction to occur
That particles need to collide with sufficient energy
The amount of product made at higher temperature
40
Which are true? During ionic bonding...
The metal atom gains outer shell electons.
The non-metal atom loses its outer shell electrons.
The metal atom loses its outer shell electrons.
The non-metal atom gains outer shell electrons.
