Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/10

Click to flip

10 Cards in this Set

  • Front
  • Back
What is precision
degree of exactness in a measurement
what is accuracy?
how well a measurement reproduces a known value
how many significant figures in 4.04050?
6
What does the Principal Quantum number mean?
energy level or size of orbital
What is the law of multiple proportions?
the mass ratio for one of the elements that combines with a fixed mass of another element can be expressed in smallest whole number ratios
Are the following soluble?
KOH, KCL, BAOH2
yes
wHAT GROUPS CONTAIN ORIBITAL "S"?
groups 1 and 2
Why does Ionization Energy decrease DOWN a group?
-larger atoms
-e- are farther away from nucleus
-less electrostatic attraction between +/-
What is electromagnetic radiation?
radiant energy that exhibits wavelike behvior and travels through space at the speed of light in a vacuum
What is a photon?
a "particle" of electromagnetic radiation w/ 0 mass and a quantum of energy