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Y11 Acids and Bases Flashcards | StudBud
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Y11 Acids and Bases
Y11 Acids and Bases
18 terms
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StudBud Administration
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Questions for students completing S1.5 acids and bases standard
Flashcards
18 cards
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Questions
18
Answers
1
The substances that react in a chemical reaction are called
acids
substances
products
reactants
2
A type of substance that only contains one type of atom
element
substance
compound
proton
3
An atom of an element looses or gains electron(s) to obtain a full outer shell. what is formed?
atom
an ion
an iron
electron
4
The number of protons and neutrons in the nucleus of an atom is called
proton number
isotope
atomic number
atomic mass
5
a substance that is made up of 2 or more elements chemically combined in a fixed ratio
polyatomic ion
compound
element
mixture
6
The pH of oven cleaner would be around...
3
7
12
8
7
Collision theory states that a reaction will only occur when the particles collide with...
correct orientation and sufficient force
the correct concentration
if the temperature is hot enough
sufficient force
8
The correct
definition
of an INDICATOR is
litmus paper
Substance which changes colour die to the pH of a substance
universal indicator
someting that goes red in acid and blue in base
9
What is an anion
Positively charged ion
an iron particle
negatively charged ion
a type of onion
10
The shorthand way of showing
which elements are present in a substance
is called its...
symbols
chemical formula
equation
word equation
11
The outer electron shell of an atom is called
ion shell
electron configuration
valence shell
valence electron
12
the particle found in the nucleus of an atom that has a positive charge
electron
proton
positon
neutron
13
What colour would blue litmus paper be when placed in water
no change
red
green
blue
14
Name this substance
HCl
hydrogen chlorine
hydrogen carbon iodide
hydrochloric acid
sulfuric acid
15
Name this substance
NaOH
nitrogen hydroxide
sodium hydroxide
sulphuric acid
sodium hydrogenoxygen
16
The substance formed in a chemical reaction
product
reactant
compound
substance
17
Lemon juice is a weak acid. What colour would it be with universal indicator added?
red
orange
blue
green
18
The number of protons in the nucleus of an atom is called
atomic number
atomic mass
isotope
proton number
