Practice question
Question
Which of the following elements has the lowest melting point?
Explanation
Melting point decreases down group 1 due to weaker metallic bonding. Cs (group 1, period 6) has the lowest melting point among Li, Na, and Cs.
We use cookies to improve your experience and understand how Examtube is used. You can accept analytics cookies or continue with essential cookies only.
Privacy policyMCQ
Question
Guides and insights connected to this topic
HtrA proteins are serine proteases with PDZ domains that regulate mitochondrial quality control and trigger apoptosis. Human members HTRA1‑4 are linked to Parkinson’s
Explore point mutations, how they arise during DNA replication or from radiation, their types, effects on proteins, and uses in genetics research.
Explore early attempts to classify elements, covering Dobereiner’s triads, Newlands’ law of octaves and Mendeleev’s table with examples and key details.
Add our app to your home screen for a better experience.
Discussion
Comments
Please log in to join the discussion.
Login to commentNo comments yet. Be the first to start the discussion.