Chapter 1: Periodic table, True or false Flashcards
True or false quiz
1
Q
- As you move across a period, elements have fewer protons and electrons.
A
Answer: False
2
Q
- Each period in the periodic table indicates a different type of electron shell.
A
Answer: True
3
Q
- Elements in the same group can have different numbers of electrons in their outermost shell.
A
Answer: False
4
Q
- Groups in the periodic table are also known as families.
A
Answer: True
5
Q
- Metals are generally poor conductors of electricity.
A
Answer: False
6
Q
- Non-metals are typically found on the left side of the periodic table.
A
Answer: False
7
Q
- The atomic mass is the same as the atomic number.
A
Answer: False
8
Q
- Noble gases are highly reactive and easily form compounds.
A
Answer: False
9
Q
- Covalent bonds can be illustrated using Lewis structures where two dots represent the pair of electrons involved in a covalent bond.
A
Answer: True
10
Q
- Ionic bonds involve the sharing of electrons between atoms.
A
Answer: False
11
Q
- The hybridization of s and p orbitals can form sp, sp², and sp³ hybrid orbitals.
A
Answer: True
12
Q
- Aromatic compounds have special stabilization due to resonance delocalization of π electrons.
A
Answer: True
13
Q
- Hückel’s rule applies only to cyclic compounds with no heteroatoms.
A
Answer: False
14
Q
- Compounds like naphthalene are not considered aromatic due to their structure.
A
Answer: False
15
Q
- In pyrrole, nitrogen contributes two electrons to the π system of the ring.
A
Answer: True
