Chemistry

Chemistry - Structure and Properties Exam Questions With Correct Answers. What were the two problems with Bohr's model of the atom? - answerIt could only explain the line spectrum of hydrogen and not any other elements, and it wrongly suggested that the electron is a particle whose exact position and velocity could be specified at any time. How did Erwin Schrodinger contribute to the model of the atom? - answerIn 1924, he proposed a series of mathematical equations to calculate the probab...

Chemistry- Structures and Properties Exam Questions With Correct Answers. What is Rutherfords model? - answeratoms have small positive nucleus at centre, mostly empty space, electrons orbit nucleus. Problem with Rutherfords model - answerinability to explain stability of electrons or spectral lines in atomic spectra What is atomic spectra? - answerAtoms when excited emit characteristic frequencies of light. Continuous spectra? - answercontinuous range of colours without distinct lines, w...

Test Bank for chemistry 2

Chemistry Final ACS Exam

ACS GEN CHEM 1 FINAL

ACS Gen Chem 1 Exam

ACS Chemistry Final Exam

ACS Chemistry Final Exam

Chemistry Final Exam Review UPDATED Actual Exam Questions and CORRECT Answers Page 64 #83 Indicate if each of the following is an exact number or a measured number: A. Number of legs B. Height of table C. Number of chairs D. Area of tabletop - CORRECT ANSWER- A. Exact B. Measured C. Exact D. Measured