Worksheets2.º ESO - FyQ - Atom/bonds
Total questions: 20
Worksheet time: 10mins
Which type of chemical bond does potassium chloride have?
Covalent (network)
Metallic
Ionic
Covalent (molecular)
What subatomic particles are found in the nucleus of an atom?
Protons and neutrons
Protons and electrons
Neutrons and electrons
Electrons and positrons
Which type of bond involves the sharing of electrons between atoms?
Ionic bond
Covalent bond
Metallic bond
Hydrogen bond
What is the charge of an atom that has lost two electrons?
Positive
Negative
Neutral
Variable
Which type of intermolecular force is responsible for the attraction between molecules of water?
London dispersion forces
Dipole-dipole forces
Hydrogen bonding
Ionic bonding
What is the atomic number of carbon?
(a)
An atom has 11 protons and 12 neutrons. What is its mass number?
11
12
23
24
In which type of bond do atoms transfer electrons to form ions?
Covalent bond
Metallic bond
Ionic bond
Hydrogen bond
What's the atomic number of an atom with this electron configuration?
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d9
(a)
Which type of bond is formed between a metal and a non-metal?
Ionic bond
Covalent bond
Metallic bond
Hydrogen bond
What does the mass number of an element represent?
The number of protons in the nucleus
The number of neutrons in the nucleus
The total number of protons and neutrons in the nucleus
The number of electrons in the atom
Choose the word that defines Van der Waals forces the best.
Electrical
Low
Weak
Polar
Which subatomic particle is responsible for the identity of an element?
Proton
Neutron
Electron
Quark
What is the atomic mass of an atom with 8 protons, 8 neutrons, and 8 electrons?
8 u
16 u
24 u
32 u
Which of these scientists would be more likely to eat Chips Ahoy cookies?
John Dalton
Joseph John Thomson
Ernest Rutherford
Niels Bohr
Using the Pauling scale, where in the periodic table are the highest values?
Top left
Top right
Bottom left
Bottom right
Most elements in the periodic table are…
metals
non-metals
man-made
metalloids
What is the atomic mass of the displayed element?
(a)
The modern periodic table of elements is organized by:
Number of neutrons
State of matter
Atomic number
Atomic mass
What's the electronic configuration of Fe2+ (Z=26)?
1s2 2s2 2p6 3s2 3p6 4s23d4
1s2 2s2 2p6 3s2 3p6 3d8
1s2 2s2 2p6 3s2 3p6 4s2 3d6
1s2 2s2 2p6 3s2 3p6 4s2 3d3
