Assessment
Atoms, Molecules, and Elements
Atoms, Molecules, and Elements
ninja coder
Science
Grade9
10 Plays
100 Participants
1.
Multiple Choice
1 pts•30 sAnswer choicesWhat is the smallest unit of an element that retains its chemical properties?
Molecule
Atom
Compound
Ion
2.
Multiple Choice
1 pts•30 sAnswer choicesIdentify the term for a group of atoms chemically bonded together.
Element
Molecule
Proton
Neutron
3.
Multiple Choice
1 pts•30 sAnswer choicesWhich particle in an atom carries a negative charge?
Proton
Neutron
Electron
Nucleus
4.
Multiple Choice
1 pts•30 sAnswer choicesName the table that organizes elements based on their properties.
Atomic table
Periodic table
Molecular table
Element chart
5.
Multiple Choice
1 pts•30 sAnswer choicesDetermine the number of protons in a carbon atom, given its atomic number is 6.
12
6
8
14
6.
Multiple Choice
1 pts•30 sAnswer choicesWhat is the chemical symbol for the element oxygen?
O
Ox
N
C
7.
Multiple Choice
1 pts•30 sAnswer choicesSpecify the type of molecule formed when two hydrogen atoms bond with one oxygen atom.
Carbon dioxide
Water
Methane
Nitrogen
8.
Multiple Choice
1 pts•30 sAnswer choicesRecognize the part of an atom where protons and neutrons are located.
Electron cloud
Nucleus
Orbital
Shell
9.
Multiple Choice
1 pts•30 sAnswer choicesWhich element is the most abundant in Earth’s crust?
Carbon
Iron
Oxygen
Hydrogen
10.
Multiple Choice
1 pts•30 sAnswer choicesClarify whether helium is an element or a compound.
Compound
Element
Molecule
Mixture