Is Boron (B) a compound or an element?
An element - only one type of atom!
The POSITIVELY CHARGED parts of an atom are called:
Nucleus
Electrons
Protons
Neutrons
What is the atomic mass of Iodine?
126.90
What element has the atomic number 35?
Bromine!
Is Aluminium (Al) an element or a compound?
Element - it's only made of one type of atom!
Is Sulfur (S) a compound or an element?
Element - it's made of only one type of atom.
What element has the chemical symbol Fe?
Iron!
Is Water (H2O) an element or a compound?
Compound - 2 hydrogen atoms, 1 oxygen atom
Is Sodium Chloride (NaCl) a compound or an element?
A compound - made up of Sodium (Na) and Chlorine (Cl)
The NEUTRALLY CHARGED parts of an atom that exist inside the nucleus are called:
Electrons
Neutrons
Protons
Electron rings
Is Methane (CH4) an element or a compound?
Compound - it's made of 1 Carbon atom (C) and 4 Hydrogen atoms (H)
Is Tin (Sn) a compound or element?
Element! It's only made of one type of atom.
What is the atomic mass of beryllium (Be)?
9.0121
Is Carbon Dioxide (CO2) an element or a compound?
Compound - it's made up of 1 Carbon atom and 2 Oxygen atoms.
What is the atomic number of Platinum (Pt)?
78
What element has the atomic number 8?
Oxygen!
The NEGATIVELY CHARGED parts of an atom that orbit the nucleus are called:
Electrons
Neutrons
Nucleus
Protons
Is Hydrogen Peroxide (H2O2) an element or a compound?
A compound - it's made up of 2 hydrogen atoms and 2 oxygen atoms.
Is Magnesium (Mg) a compound or an element?
An element - it's only made of one type of atom!
What kind of atom is this? How can we tell?
Carbon - because it has 6 ELECTRONS and 6 PROTONS