The emission of brown fumes in the given experimental set-up is due to
https://youtu.be/YwyP-bDU6Tk Here is the Explanation: The correct option is (a) thermal decomposition of lead nitrate which produces brown fumes of nitrogen dioxide. When lead nitrate[…]
In the experimental setup given below, it is observed that on passing the gas produced in the reaction in the solution X, the solution X first turns milky and then colourless.
https://youtu.be/V6Hg_xyNO_k The option that justifies the above stated observation is that ‘X’ is aqueous calcium hydroxide and (a) it turns milky due to carbon dioxide[…]
CBSE Class 10 Previous Year Question Papers
Master your CBSE Class 10 exam preparation with official past question papers! This blog page provides a one-stop shop for all your CBSE Class 10[…]
Factoring a Quadratic Expression : Breaking it down
Imagine you have a box full of Legos, and you want to organize them into smaller, more manageable boxes. Factoring a quadratic expression is like[…]
Polynomial x^4 + 7x^3 + 7x^2 + px + q is exactly divisible by x^2 + 7x + 12, then find the values of p and q
Here’s a step-by-step solution with detailed explanations to find the values of p and q: 1. Factor the divisor: 2. Apply the factor theorem: 3.[…]
Form a quadratic polynomial, the sum and product of whose zeroes are (−3) and 2 respectively.
Here’s a breakdown of the question in simple language, along with examples: Understanding Zeroes: Sum and Product of Zeroes: Building the Polynomial: Example with Numbers:[…]
Name the functional group present in propanone
The functional group present in propanone is a ketone. Here’s a breakdown of what that means, Think of it like this: Another example of a[…]
Alkane of 11 carbon in ring structure : Molecular formula
https://www.youtube.com/watch?v=Cps4B-x4L_4 An alkane has 11 carbon atoms arranged within ring structures as shown below. what is the molecular formula of the alkane? The alkane in[…]
Name a cyclic unsaturated carbon compound.
https://www.youtube.com/watch?v=3-IpiTJQUBs Breaking it down: Example: Other examples: Key points: To answer the question correctly, you would need to name a compound that fits all three[…]
Exam Butterflies: How to Tame Them and Ace Your Tests!
Crush Your Grades, Not Your Confidence! The ULTIMATE Guide to Conquering Exam Stress https://www.youtube.com/watch?v=7LDtZSua3gg Hey there, thinkers and bookworms! Feeling like a nervous butterfly before[…]
