3 Flashcards
What is the charge of a proton?
+1
Protons are positively charged particles found in the nucleus of an atom.
What is the charge of a neutron?
0 (neutral)
Neutrons are neutral particles also located in the nucleus.
What is the charge of an electron?
-1
Electrons are negatively charged particles that orbit the nucleus.
What is the atomic number determined by?
of protons
The atomic number is equal to the number of protons in the nucleus of an atom.
What is the formula for calculating atomic mass?
of protons + # of neutrons
Atomic mass is calculated by adding the number of protons and neutrons in an atom.
Fill in the blank: Compounds that contain oxygen usually end with -______ or -ite.
ate
This is a common naming convention for compounds containing oxygen.
What is the chemical symbol for Sodium Chloride?
NaCl
Sodium Chloride is commonly known as table salt.
What is the chemical symbol for Hydrochloric Acid?
HCl
Hydrochloric Acid is a strong acid commonly used in laboratories.
What is the chemical formula for Carbon Dioxide?
CO2
Carbon Dioxide consists of one carbon atom and two oxygen atoms.
Which elements are represented by the symbols Au, Ag, and Hg?
Gold (Au), Silver (Ag), Mercury (Hg)
These are common elemental symbols used in chemistry.
What properties are characteristic of metals?
- Lustrous
- Malleable
- Ductile
- Dense
- Sonorous
- Conductors
Metals exhibit these physical properties, making them useful in various applications.
What are non-metals typically characterized by?
- Brittle
- Non-malleable
- Non-ductile
- Non-lustrous
- Poor conductors
Non-metals have contrasting properties compared to metals.
What is the chemical symbol for Sulphuric Acid?
H2SO4
Sulphuric Acid is a strong acid used in many industrial processes.
What is the name of the compound with the formula NaOH?
Sodium Hydroxide
Sodium Hydroxide is commonly known as lye or caustic soda.
Fill in the blank: The periodic table is divided into metals on the ______ side and non-metals on the ______ side.
left; right
This division helps to categorize elements based on their properties.
What is the symbol for Calcium Carbonate?
CaCO3
Calcium Carbonate is commonly found in rocks and is the main component of shells.
What is the chemical formula for Sodium Bicarbonate?
NaHCO3
Sodium Bicarbonate is commonly known as baking soda.
What is the chemical symbol for Copper Sulphate?
CuSO4
Copper Sulphate is often used as a fungicide and herbicide.
True or False: Atoms are overall neutral.
True
Atoms have equal numbers of protons and electrons, resulting in no overall charge.
What is the symbol for Lead?
Pb
Lead is a heavy metal commonly used in batteries and radiation shielding.
What does ‘Lustrous’ describe in terms of properties?
Shiny appearance
Lustrous materials reflect light and have a shiny surface.
What is the chemical formula for Nitric Acid?
HNO3
Nitric Acid is a strong acid used in the production of fertilizers and explosives.
What is the chemical symbol for Zinc?
Zn
Zinc is a metal used for galvanizing other metals to prevent rusting.
What is the charge of a proton?
+1
Protons are positively charged particles found in the nucleus of an atom.
What is the charge of a neutron?
0 (neutral)
Neutrons are neutral particles also located in the nucleus.
What is the charge of an electron?
-1
Electrons are negatively charged particles that orbit the nucleus.
What is the atomic number determined by?
of protons
The atomic number is equal to the number of protons in the nucleus of an atom.
What is the formula for calculating atomic mass?
of protons + # of neutrons
Atomic mass is calculated by adding the number of protons and neutrons in an atom.
Fill in the blank: Compounds that contain oxygen usually end with -______ or -ite.
ate
This is a common naming convention for compounds containing oxygen.
What is the chemical symbol for Sodium Chloride?
NaCl
Sodium Chloride is commonly known as table salt.
What is the chemical symbol for Hydrochloric Acid?
HCl
Hydrochloric Acid is a strong acid commonly used in laboratories.
What is the chemical formula for Carbon Dioxide?
CO2
Carbon Dioxide consists of one carbon atom and two oxygen atoms.
Which elements are represented by the symbols Au, Ag, and Hg?
Gold (Au), Silver (Ag), Mercury (Hg)
These are common elemental symbols used in chemistry.
What properties are characteristic of metals?
- Lustrous
- Malleable
- Ductile
- Dense
- Sonorous
- Conductors
Metals exhibit these physical properties, making them useful in various applications.
What are non-metals typically characterized by?
- Brittle
- Non-malleable
- Non-ductile
- Non-lustrous
- Poor conductors
Non-metals have contrasting properties compared to metals.
What is the chemical symbol for Sulphuric Acid?
H2SO4
Sulphuric Acid is a strong acid used in many industrial processes.
What is the name of the compound with the formula NaOH?
Sodium Hydroxide
Sodium Hydroxide is commonly known as lye or caustic soda.
Fill in the blank: The periodic table is divided into metals on the ______ side and non-metals on the ______ side.
left; right
This division helps to categorize elements based on their properties.
What is the symbol for Calcium Carbonate?
CaCO3
Calcium Carbonate is commonly found in rocks and is the main component of shells.
What is the chemical formula for Sodium Bicarbonate?
NaHCO3
Sodium Bicarbonate is commonly known as baking soda.
What is the chemical symbol for Copper Sulphate?
CuSO4
Copper Sulphate is often used as a fungicide and herbicide.
True or False: Atoms are overall neutral.
True
Atoms have equal numbers of protons and electrons, resulting in no overall charge.
What is the symbol for Lead?
Pb
Lead is a heavy metal commonly used in batteries and radiation shielding.
What does ‘Lustrous’ describe in terms of properties?
Shiny appearance
Lustrous materials reflect light and have a shiny surface.
What is the chemical formula for Nitric Acid?
HNO3
Nitric Acid is a strong acid used in the production of fertilizers and explosives.
What is the chemical symbol for Zinc?
Zn
Zinc is a metal used for galvanizing other metals to prevent rusting.
