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