Podcast
Questions and Answers
Which of the following is NOT considered a phase of matter?
Which of the following is NOT considered a phase of matter?
- Gas
- Solid
- Liquid
- Metal (correct)
Ionic bonds involve the sharing of electrons between atoms.
Ionic bonds involve the sharing of electrons between atoms.
False (B)
Which type of bond is considered a 'weak bond'?
Which type of bond is considered a 'weak bond'?
- Ionic bond
- Metallic bond
- Hydrogen bond (correct)
- Covalent bond
_______ are substances that donate hydrogen ions ($H^+$).
_______ are substances that donate hydrogen ions ($H^+$).
What type of ions are formed when a metal loses electrons, and what charge do these ions carry?
What type of ions are formed when a metal loses electrons, and what charge do these ions carry?
Which of the following is an example of a substance that is considered a base?
Which of the following is an example of a substance that is considered a base?
The pH scale is a linear scale.
The pH scale is a linear scale.
Anions are typically formed by:
Anions are typically formed by:
What happens to the concentration of hydrogen ions ($H^+$) as the pH value decreases?
What happens to the concentration of hydrogen ions ($H^+$) as the pH value decreases?
Match the following terms with their descriptions:
Match the following terms with their descriptions:
Flashcards
Phases of matter
Phases of matter
Solid, liquid, gas, and plasma.
Covalent bond
Covalent bond
A type of chemical bond where electrons are shared between atoms.
Polar covalent bond
Polar covalent bond
A type of covalent bond with unequal sharing of electrons, creating a slight charge.
Ionic Bond
Ionic Bond
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Hydrogen bond
Hydrogen bond
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Cations
Cations
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Anions
Anions
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Acids
Acids
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Bases
Bases
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pH Scale
pH Scale
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Study Notes
- Matter and its properties are covered in Chapter 2
Phases of matter
- Solid elements can be found on the periodic table
- Liquid form
- Gas form
- Plasma form
- Metals
- Non-metals
Basic Structures
- Basic atomic structure exists
- Basic molecular structure exists
Basic Chemistry
- Chemical bonds exist
Chemical Bonds
- Covalent bonds can be polar covalent or non-polar covalent
- Ionic bonds exist
- Hydrogen bonds are weak bonds
Ions/ Electrolytes
- Cations (Na+) are metal ions that lose an electron
- Anions (Cl-) are non-metal ions that gain an electron
Acids, Bases and pH
- Acids are substances that donate hydrogen ions (H+) e.g. Vinegar
- Bases are substances that accept H+ ions e.g. Soap, Baking soda, or Bleach
pH
- The pH scale ranges from 0-14
- Bases measure from 7-14 on the pH scale
- Acids measure from 0-7 on the pH scale
- pH scale is a logarithmic scale
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Description
Explore matter's phases (solid, liquid, gas, plasma) and basic atomic/molecular structures. Learn about chemical bonds, including covalent (polar/non-polar), ionic, and weak hydrogen bonds. Understand ions (cations/anions) and acids, bases, and the pH scale.
