The answer here is D - bases tend to feel slippery. This is because they tend to dissolve oils on your skin, reducing the friction between your fingers or hands when you rub them together.
The formula for rubidium nitride is RbNO3.
Answer: <span>A geometric isomer with two alkyl groups on the same side of the carbon-carbon double bond is called
<em>cis</em> Isomer.
Explanation: Geometric isomerism takes place about the double bond in alkenes when the alkyl groups are either situated at the same side (<em>
cis</em>) or are situated opposite (
<em>trans</em>) to each other.
Example: <em>
cis</em>
-2-Butene (highlighted red)
<em>
trans</em>
-2-Butene (highlighted blue)</span>
Not sure if this is what you mean but l= A/w
(length equals area divided by width)