✅ Correct Answer: Aluminium
Source: This question is taken from the OFFICE ASSISTANT (BS-16) Housing Urban Development
✅ Correct Answer: Hydrogen
Source: This question is taken from the Inspector Legal (SPECIAL CADRE) BS 16 PUNJAB POLICE 2015
✅ Correct Answer: Aluminum
Source: This question is taken from the Junior Clerk Service and General Administration (S&GAD)
Source: This question is taken from the Labour Officer/Assistant (Bs-16), Labour Inspector (Bs-14), Junior Patrol Officer (Bs-11), Punjab Ring Road Authority, C&W PPSC Evening Time