General Knowledge Quiz for Wednesday, 30 May 2018
A new general knowledge quiz is available every day. Try today's quiz or work through our archive of daily and themed quizzes.
Question 1: What is the effect of mixing manganese dioixide with hydrogen peroxide?
A
B
The manganese dioxide breaks down into manganese and oxygen
The hydrogen peroxide's bleaching action is accelerated and increased
C
Nothing
D
The hydrogen peroxide breaks down into water and oxygen