Four students performed the reactions of dil. hydrochloric acid and solution of sodium hydroxide with zinc metal and solid sodium carbonate separately. They reported the possible reaction by and no reaction by (x). Which student has report the correct observation?
A
Shristi only
B
Sidh only
C
Abhishek only
D
Preeti only.
Text Solution
Verified by Experts
The correct Answer is:
B
Topper's Solved these Questions
NSO QUESTION PAPER 2018 SET B
SCIENCE OLYMPIAD FOUNDATION |Exercise ACHIEVERS SECTION|2 Videos
NSO QUESTION PAPER 2018 SET A
SCIENCE OLYMPIAD FOUNDATION |Exercise Achievers Section|2 Videos
NSO QUESTION PAPER 2019 SET A
SCIENCE OLYMPIAD FOUNDATION |Exercise ACHIEVERS SECTIONS|1 Videos
Similar Questions
Explore conceptually related problems
The metal which produces hydrogen gas on reaction with dilute hydrochloric acid as well as sodium hydroxide solution is
The reactions between sodium hydroxide and hydrochloric acid is a slow reaction.
Write chemical equation for the reaction of zinc metal on sodium hydroxide.
What is observed when 2 mL of dilute hydrochloric acid is added to 1 g of sodium carbonate taken in a clean and dry test tube? Write chemical equation for the reaction involved.
Four students observed the colour and odour of acetic acid and its reaction with sodium hydrogen carbonate. They tabulated their observations as given below: The correct set of observations is that of student:
Four students added a small amount of ethanoic acid to sodium hydrogencarbonate. The gas evolved was tested for its behaviour with burning splinter and lime water. They reported their observations as given on the next page. The correct observations have been reported by student:
For students A,B,C and D were studying the effect of the solutions of hydrochloric acid, sodium hydroxide, sodium chloride and pure water respectively on the blue litmus solutioin. Which of the students observed the colour change of blue litmus solution to red?
SCIENCE OLYMPIAD FOUNDATION -NSO QUESTION PAPER 2018 SET B-ACHIEVERS SECTION
