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