Advanced Laboratory Equipment
This worksheet covers advanced laboratory equipment used in chemistry, focusing on their functions, proper usage, and safety protocols for Grade 12 science students.
Includes
Standards
Topics
Advanced Laboratory Equipment Worksheet
Name:
Date:
Score:
Read each question carefully and provide detailed answers. For multiple-choice questions, select the best option. For fill-in-the-blanks and short-answer questions, write your responses in the space provided.
1. Which piece of laboratory equipment is primarily used for precise measurement of liquid volumes, often in titrations?
Beaker
Graduated cylinder
Burette
Volumetric flask
2. What is the primary safety function of a fume hood in a chemistry laboratory?
To store chemicals
To provide a sterile environment
To exhaust hazardous fumes
To heat samples rapidly
1. A is used to separate insoluble solids from liquids by spinning at high speeds.
2. When heating a liquid in a test tube, always point the opening from yourself and others.
3. A is a specialized piece of glassware used for accurate measurement of a specific, single volume of liquid.
1. It is safe to use a broken piece of glassware if the crack is small.
True
False
2. A hot plate should be turned off immediately after removing the heated container.
True
False
1. Differentiate between the uses of a beaker and an Erlenmeyer flask in a laboratory setting.
2. Describe the proper procedure for diluting a concentrated acid.
Match each piece of equipment with its primary function.
1. Spectrophotometer
a. Measures pH
2. pH Meter
b. Measures absorbance/transmittance of light
3. Hot Plate
c. Heats samples
4. Centrifuge
d. Separates mixtures based on density
1. Imagine you are tasked with setting up a new chemistry laboratory for a high school. List five essential pieces of equipment you would prioritize and justify your choices based on safety, versatility, and common experimental procedures.