The FTSE 100 closed up 74.58 points, or 0.7%, at 10,437.85.

The FTSE 100 closed down 36.43 points, 0.4%, at 10,363.27.

Oil prices fell Monday on optimism over talks by the US and Iran after mediators flagged a "roadmap" to a final agreement, while major stock markets traded mixed.

The FTSE 100 closed up 74.58 points, or 0.7%, at 10,437.85.