15 Questions
Which subatomic particle has a positive charge?
Proton
Which subatomic particle has a charge of -1?
Electron
What is the atomic number of carbon?
6
What type of bond is formed when two atoms share valence electrons?
Covalent bond
What are atoms called when they have lost or gained electrons?
Anions
Which term describes the state where attractive forces between atoms hold them together at a particular distance from each other and in a particular configuration?
Chemical bond
What is a compound?
A combination of different elements held together by chemical bonds
Which statement about elements is correct?
Elements are organized in the periodic table according to their atomic number
What is rust made of?
Iron and oxygen
How many known elements are there currently?
118
Which of the following is true about ionic bonds?
Ionic bonds are formed between ions of opposite charge.
What force holds ionic compounds together?
Electrostatic force
Which of the following is an example of an ionic compound?
Sodium chloride (NaCl)
How are cations formed?
By losing electrons
What happens when an atom gains electrons?
It becomes an anion with a negative charge
Test your knowledge on chemical bonds and learn about the forces that hold atoms together in different configurations. Explore the world of elements and understand how they contribute to the formation of everything around us.
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